From 5c44b1ee4321fb780844ea4a091d85eaf4d25f80 Mon Sep 17 00:00:00 2001 From: "Richard W.M. Jones" Date: Fri, 18 Mar 2016 13:17:56 +0000 Subject: [PATCH] Add all upstream patches since 5.1.15 was released. - These should improve boot performance and initrd size. --- ...simplify-tracking-of-visited-modules.patch | 55 ++ ...ls-remove-unused-run_python-function.patch | 51 ++ ...Add-and-use-an-helper-error-function.patch | 494 ++++++++++++++++++ ...-found-on-the-command-line-suppress-.patch | 124 +++++ ...Drop-ide-module-from-the-mini-initrd.patch | 29 + ...r-Add-megaraid-drivers-to-the-initrd.patch | 29 + 0007-init-Drop-mbcache.ko.patch | 31 ++ 0008-init-Drop-SCSI-modules.patch | 31 ++ ...list-of-kmods-that-we-want-to-exclud.patch | 47 ++ supermin.spec | 17 +- 10 files changed, 907 insertions(+), 1 deletion(-) create mode 100644 0001-ext2-simplify-tracking-of-visited-modules.patch create mode 100644 0002-utils-remove-unused-run_python-function.patch create mode 100644 0003-Add-and-use-an-helper-error-function.patch create mode 100644 0004-init-If-quiet-is-found-on-the-command-line-suppress-.patch create mode 100644 0005-init-Drop-ide-module-from-the-mini-initrd.patch create mode 100644 0006-Revert-helper-Add-megaraid-drivers-to-the-initrd.patch create mode 100644 0007-init-Drop-mbcache.ko.patch create mode 100644 0008-init-Drop-SCSI-modules.patch create mode 100644 0009-init-Add-a-blacklist-of-kmods-that-we-want-to-exclud.patch diff --git a/0001-ext2-simplify-tracking-of-visited-modules.patch b/0001-ext2-simplify-tracking-of-visited-modules.patch new file mode 100644 index 0000000..a6be5ab --- /dev/null +++ b/0001-ext2-simplify-tracking-of-visited-modules.patch @@ -0,0 +1,55 @@ +From 2f69f0f78f32e1860b003464eaa86d3e5f3280ae Mon Sep 17 00:00:00 2001 +From: Pino Toscano +Date: Thu, 18 Feb 2016 12:02:07 +0100 +Subject: [PATCH 1/9] ext2: simplify tracking of visited modules + +When visiting the modules we need to copy into the initrd, use a +simplier StringSet instead of a Hashtbl with bool values; this also +avoids the need for a separate variable with the number of modules +visited. +--- + src/ext2_initrd.ml | 10 ++++------ + 1 file changed, 4 insertions(+), 6 deletions(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index 09536d3..63ed493 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -82,14 +82,13 @@ let rec build_initrd debug tmpdir modpath initrd = + (* Do depth-first search to locate the modules we need to load. Keep + * track of which modules we've added so we don't add them twice. + *) +- let visited = Hashtbl.create 13 in +- let loaded = ref 0 in ++ let visited = ref StringSet.empty in + let chan = open_out (initdir // "modules") in + let rec visit set = + StringSet.iter ( + fun modl -> +- if not (Hashtbl.mem visited modl) then ( +- Hashtbl.add visited modl true; ++ if not (StringSet.mem modl !visited) then ( ++ visited := StringSet.add modl !visited; + + if debug >= 2 then + printf "supermin: ext2: initrd: visiting module %s\n%!" modl; +@@ -141,7 +140,6 @@ let rec build_initrd debug tmpdir modpath initrd = + + (* Write module name to 'modules' file. *) + fprintf chan "%s\n" basename; +- incr loaded + ) + ) set + in +@@ -149,7 +147,7 @@ let rec build_initrd debug tmpdir modpath initrd = + close_out chan; + + if debug >= 1 then +- printf "supermin: ext2: wrote %d modules to minimal initrd\n%!" !loaded; ++ printf "supermin: ext2: wrote %d modules to minimal initrd\n%!" (StringSet.cardinal !visited); + + (* This is the binary blob containing the init "script". *) + let init = binary_init () in +-- +2.5.0 + diff --git a/0002-utils-remove-unused-run_python-function.patch b/0002-utils-remove-unused-run_python-function.patch new file mode 100644 index 0000000..fac640b --- /dev/null +++ b/0002-utils-remove-unused-run_python-function.patch @@ -0,0 +1,51 @@ +From d72b268bba4730d676b504f6ff23c873833c50ab Mon Sep 17 00:00:00 2001 +From: Pino Toscano +Date: Thu, 18 Feb 2016 14:31:44 +0100 +Subject: [PATCH 2/9] utils: remove unused run_python function + +No more used since the supermin 5 rewrite; RPM code either directly +invoked rpm(1), or now uses librpm. +--- + src/utils.ml | 9 --------- + src/utils.mli | 5 ----- + 2 files changed, 14 deletions(-) + +diff --git a/src/utils.ml b/src/utils.ml +index 7ae24bd..87c9cf7 100644 +--- a/src/utils.ml ++++ b/src/utils.ml +@@ -85,15 +85,6 @@ let run_shell code args = + exit 1 + ) + +-let run_python code args = +- let cmd = sprintf "python -c %s %s" +- (Filename.quote code) +- (String.concat " " (List.map Filename.quote args)) in +- if Sys.command cmd <> 0 then ( +- eprintf "supermin: external python program failed, see earlier error messages\n"; +- exit 1 +- ) +- + let rec find s sub = + let len = String.length s in + let sublen = String.length sub in +diff --git a/src/utils.mli b/src/utils.mli +index 7896e34..1a7687a 100644 +--- a/src/utils.mli ++++ b/src/utils.mli +@@ -49,11 +49,6 @@ val run_shell : string -> string list -> unit + This does not return anything, but exits with an error message + if the shell code returns an error. *) + +-val run_python : string -> string list -> unit +- (** [run_python code args] runs Python [code] with arguments [args]. +- This does not return anything, but exits with an error message +- if the Python code returns an error. *) +- + val (//) : string -> string -> string + (** [x // y] concatenates file paths [x] and [y] into a single path. *) + +-- +2.5.0 + diff --git a/0003-Add-and-use-an-helper-error-function.patch b/0003-Add-and-use-an-helper-error-function.patch new file mode 100644 index 0000000..ff75df1 --- /dev/null +++ b/0003-Add-and-use-an-helper-error-function.patch @@ -0,0 +1,494 @@ +From e434bb82253bd40961ad3ed49690360734e5e75f Mon Sep 17 00:00:00 2001 +From: Pino Toscano +Date: Thu, 18 Feb 2016 14:46:24 +0100 +Subject: [PATCH 3/9] Add and use an helper error function + +Simplier version of what is implemented in Common_utils in libguestfs, +only adding the application prefix and handling the exit. +--- + src/build.ml | 20 +++++----------- + src/dpkg.ml | 4 +--- + src/kernel.ml | 27 ++++++++++------------ + src/package_handler.ml | 7 +++--- + src/pacman.ml | 6 ++--- + src/prepare.ml | 12 ++++------ + src/rpm.ml | 33 ++++++++------------------- + src/supermin.ml | 62 +++++++++++++++++++------------------------------- + src/utils.ml | 36 ++++++++++++++--------------- + src/utils.mli | 3 +++ + 10 files changed, 81 insertions(+), 129 deletions(-) + +diff --git a/src/build.ml b/src/build.ml +index 4675454..e34ec5f 100644 +--- a/src/build.ml ++++ b/src/build.ml +@@ -65,10 +65,8 @@ let rec build debug + if debug >= 1 then + printf "supermin: build: %s\n%!" (String.concat " " inputs); + +- if inputs = [] then ( +- eprintf "supermin: build: no input supermin appliance specified\n"; +- exit 1; +- ); ++ if inputs = [] then ++ error "build: no input supermin appliance specified"; + + (* When base images are seen, they are unpacked into this temporary + * directory. But to speed things up, when we are building a chroot, +@@ -297,10 +295,8 @@ and update_appliance appliance lines = function + let lines = List.map ( + fun path -> + let n = String.length path in +- if n < 1 || path.[0] <> '-' then ( +- eprintf "supermin: excludefiles line does not start with '-'\n"; +- exit 1 +- ); ++ if n < 1 || path.[0] <> '-' then ++ error "excludefiles line does not start with '-'"; + String.sub path 1 (n-1) + ) lines in + { appliance with excludefiles = appliance.excludefiles @ lines } +@@ -335,16 +331,12 @@ and get_file_content file buf len = + (* However we intend to support them in future for both input + * and output. + *) +- eprintf "supermin: %s: cpio files are not supported in this version of supermin\n" file; +- exit 1 ++ error "%s: cpio files are not supported in this version of supermin" file; + ) + else if len >= 2 && buf.[0] = '/' then Hostfiles + else if len >= 2 && buf.[0] = '-' then Excludefiles + else if len >= 1 && isalnum buf.[0] then Packages +- else ( +- eprintf "supermin: %s: unknown file type in supermin directory\n" file; +- exit 1 +- ) ++ else error "%s: unknown file type in supermin directory" file + + and get_compressed_file_content zcat file = + let cmd = sprintf "%s %s" zcat (quote file) in +diff --git a/src/dpkg.ml b/src/dpkg.ml +index ddfb03a..70acfa2 100644 +--- a/src/dpkg.ml ++++ b/src/dpkg.ml +@@ -39,9 +39,7 @@ let dpkg_init s = + let cmd = sprintf "%s --print-architecture" Config.dpkg in + let lines = run_command_get_lines cmd in + match lines with +- | [] -> +- eprintf "supermin: dpkg: expecting %s to return some output\n" cmd; +- exit 1 ++ | [] -> error "dpkg: expecting %s to return some output" cmd + | arch :: _ -> dpkg_primary_arch := arch + + type dpkg_t = { +diff --git a/src/kernel.ml b/src/kernel.ml +index 046cde9..356ac4b 100644 +--- a/src/kernel.ml ++++ b/src/kernel.ml +@@ -128,16 +128,15 @@ and kernel_filter patterns is_arm all_files = + List.filter (fun filename -> has_modpath filename) files + + and no_kernels host_cpu = +- eprintf "\ +-supermin: failed to find a suitable kernel (host_cpu=%s). ++ error "\ ++failed to find a suitable kernel (host_cpu=%s). + + I looked for kernels in /boot and modules in /lib/modules. + + If this is a Xen guest, and you only have Xen domU kernels + installed, try installing a fullvirt kernel (only for +-supermin use, you shouldn't boot the Xen guest with it).\n" +- host_cpu; +- exit 1 ++supermin use, you shouldn't boot the Xen guest with it)." ++ host_cpu + + and find_dtb debug copy_kernel kernel_name wildcard dtb = + let dtb_file = +@@ -180,27 +179,25 @@ and find_dtb debug copy_kernel kernel_name wildcard dtb = + copy_or_symlink_file copy_kernel dtb_file dtb + + and no_dtb_dir kernel_name = +- eprintf "\ +-supermin: failed to find a dtb (device tree) directory. ++ error "\ ++failed to find a dtb (device tree) directory. + + I expected to take '%s' and to + replace vmlinuz- with dtb- to form a directory. + + You can set SUPERMIN_KERNEL, SUPERMIN_MODULES and SUPERMIN_DTB +-to override automatic selection. See supermin(1).\n" +- kernel_name; +- exit 1 ++to override automatic selection. See supermin(1)." ++ kernel_name + + and no_dtb dtb_dir wildcard = +- eprintf "\ +-supermin: failed to find a matching device tree. ++ error "\ ++failed to find a matching device tree. + + I looked for a file matching '%s' in directory '%s'. + + You can set SUPERMIN_KERNEL, SUPERMIN_MODULES and SUPERMIN_DTB +-to override automatic selection. See supermin(1).\n" +- wildcard dtb_dir; +- exit 1 ++to override automatic selection. See supermin(1)." ++ wildcard dtb_dir + + and find_modpath debug kernel_version = + try +diff --git a/src/package_handler.ml b/src/package_handler.ml +index 64b8f66..0409438 100644 +--- a/src/package_handler.ml ++++ b/src/package_handler.ml +@@ -116,8 +116,8 @@ let check_system settings = + handler := Some h; + ph.ph_init settings + with Not_found -> +- eprintf "\ +-supermin: could not detect package manager used by this system or distro. ++ error "\ ++could not detect package manager used by this system or distro. + + If this is a new Linux distro, or not Linux, or a Linux distro that uses + an unusual packaging format then you may need to port supermin. If +@@ -128,8 +128,7 @@ To list which package handlers are compiled into this version of + supermin, do: + + supermin --list-drivers +-"; +- exit 1 ++" + + let rec get_package_handler () = + match !handler with +diff --git a/src/pacman.ml b/src/pacman.ml +index 45fb393..3340fa6 100644 +--- a/src/pacman.ml ++++ b/src/pacman.ml +@@ -66,10 +66,8 @@ let pacman_package_of_string str = + ) lines; + + let name = !name and evr = !evr and arch = !arch in +- if name = "" || evr = "" || arch = "" then ( +- eprintf "supermin: pacman: Name/Version/Architecture field missing in output of %s\n" cmd; +- exit 1 +- ); ++ if name = "" || evr = "" || arch = "" then ++ error "pacman: Name/Version/Architecture field missing in output of %s" cmd; + + (* Parse epoch:version-release field. *) + let epoch, version, release = +diff --git a/src/prepare.ml b/src/prepare.ml +index 8193f36..830b620 100644 +--- a/src/prepare.ml ++++ b/src/prepare.ml +@@ -28,10 +28,8 @@ let prepare debug (copy_kernel, dtb_wildcard, format, host_cpu, + if debug >= 1 then + printf "supermin: prepare: %s\n%!" (String.concat " " inputs); + +- if inputs = [] then ( +- eprintf "supermin: prepare: no input packages specified\n"; +- exit 1; +- ); ++ if inputs = [] then ++ error "prepare: no input packages specified"; + + let ph = get_package_handler () in + +@@ -40,10 +38,8 @@ let prepare debug (copy_kernel, dtb_wildcard, format, host_cpu, + * filter_map will return only packages which are installed. + *) + let packages = filter_map ph.ph_package_of_string inputs in +- if packages = [] then ( +- eprintf "supermin: prepare: none of the packages listed on the command line seem to be installed\n"; +- exit 1; +- ); ++ if packages = [] then ++ error "prepare: none of the packages listed on the command line seem to be installed"; + + if debug >= 1 then ( + printf "supermin: packages specified on the command line:\n"; +diff --git a/src/rpm.ml b/src/rpm.ml +index cf6341c..a5dc67a 100644 +--- a/src/rpm.ml ++++ b/src/rpm.ml +@@ -61,9 +61,7 @@ let t = ref None + + let get_rpm () = + match !t with +- | None -> +- eprintf "supermin: rpm: get_rpm called too early"; +- exit 1 ++ | None -> error "rpm: get_rpm called too early" + | Some t -> t + + let rec rpm_init s = +@@ -75,17 +73,12 @@ let rec rpm_init s = + let version = rpm_version () in + let major, minor = + match string_split "." version with +- | [] -> +- eprintf "supermin: unable to parse empty rpm version string\n"; +- exit 1 +- | [x] -> +- eprintf "supermin: unable to parse rpm version string: %s\n" x; +- exit 1 ++ | [] -> error "unable to parse empty rpm version string" ++ | [x] -> error "unable to parse rpm version string: %s" x + | major :: minor :: _ -> + try int_of_string major, int_of_string minor + with Failure "int_of_string" -> +- eprintf "supermin: unable to parse rpm version string: non-numeric, %s\n" version; +- exit 1 in ++ error "unable to parse rpm version string: non-numeric, %s" version in + rpm_major := major; + rpm_minor := minor; + if !settings.debug >= 1 then +@@ -103,28 +96,20 @@ and opensuse_init s = + let lines = run_command_get_lines cmd in + let major, minor, patch = + match lines with +- | [] -> +- eprintf "supermin: zypper --version command had no output\n"; +- exit 1 ++ | [] -> error "zypper --version command had no output" + | line :: _ -> + let line = string_split "." line in + match line with +- | [] -> +- eprintf "supermin: unable to parse empty output of zypper --version\n"; +- exit 1 +- | [x] -> +- eprintf "supermin: unable to parse output of zypper --version: %s\n" x; +- exit 1 ++ | [] -> error "unable to parse empty output of zypper --version" ++ | [x] -> error "unable to parse output of zypper --version: %s" x + | major :: minor :: [] -> + (try int_of_string major, int_of_string minor, 0 + with Failure "int_of_string" -> +- eprintf "supermin: unable to parse output of zypper --version: non-numeric\n"; +- exit 1) ++ error "unable to parse output of zypper --version: non-numeric") + | major :: minor :: patch :: _ -> + (try int_of_string major, int_of_string minor, int_of_string patch + with Failure "int_of_string" -> +- eprintf "supermin: unable to parse output of zypper --version: non-numeric\n"; +- exit 1) in ++ error "unable to parse output of zypper --version: non-numeric") in + zypper_major := major; + zypper_minor := minor; + zypper_patch := patch; +diff --git a/src/supermin.ml b/src/supermin.ml +index bbb1dba..b0532e5 100644 +--- a/src/supermin.ml ++++ b/src/supermin.ml +@@ -54,10 +54,8 @@ let main () = + * This is untested and will break in some way or another later, so + * better to die now with a meaningful error message. + *) +- if try Filename.is_relative (getenv "TMPDIR") with Not_found -> false then ( +- eprintf "supermin: error: environment variable $TMPDIR must be an absolute path\n"; +- exit 1 +- ); ++ if try Filename.is_relative (getenv "TMPDIR") with Not_found -> false then ++ error "error: environment variable $TMPDIR must be an absolute path"; + + (* Create a temporary directory for scratch storage. *) + let tmpdir = +@@ -102,9 +100,7 @@ let main () = + let set_format = function + | "chroot" | "fs" | "filesystem" -> format := Some Chroot + | "ext2" -> format := Some Ext2 +- | s -> +- eprintf "supermin: unknown --format option (%s)\n" s; +- exit 1 ++ | s -> error "unknown --format option (%s)\n" s + in + + let rec set_prepare_mode () = +@@ -116,20 +112,19 @@ let main () = + bad_mode (); + mode := Some Build + and bad_mode () = +- eprintf "supermin: you must use --prepare or --build to select the mode\n"; +- exit 1 ++ error "you must use --prepare or --build to select the mode" + in + + let set_size arg = size := Some (parse_size arg) in + + let error_supermin_5 () = +- eprintf "supermin: *** error: This is supermin version 5.\n"; +- eprintf "supermin: *** It looks like you are looking for supermin version 4.\n"; +- eprintf "\n"; +- eprintf "This version of supermin will not work. You need to find the old version\n"; +- eprintf "or upgrade to libguestfs >= 1.26.\n"; +- eprintf "\n"; +- exit 1 ++ error "\ ++*** error: This is supermin version 5. ++supermin: *** It looks like you are looking for supermin version 4. ++ ++This version of supermin will not work. You need to find the old version ++or upgrade to libguestfs >= 1.26. ++" + in + + let ditto = " -\"-" in +@@ -178,18 +173,14 @@ let main () = + let format = + match mode, !format with + | Prepare, Some _ -> +- eprintf "supermin: cannot use --prepare and --format options together\n"; +- exit 1 ++ error "cannot use --prepare and --format options together" + | Prepare, None -> Chroot (* doesn't matter, prepare doesn't use this *) + | Build, None -> +- eprintf "supermin: when using --build, you must specify an output --format\n"; +- exit 1 ++ error "when using --build, you must specify an output --format" + | Build, Some f -> f in + +- if outputdir = "" then ( +- eprintf "supermin: output directory (-o option) must be supplied\n"; +- exit 1 +- ); ++ if outputdir = "" then ++ error "supermin: output directory (-o option) must be supplied"; + (* Chop final '/' in output directory (RHBZ#1146753). *) + let outputdir = + let len = String.length outputdir in +@@ -293,24 +284,17 @@ let () = + try main () + with + | Unix.Unix_error (code, fname, "") -> (* from a syscall *) +- eprintf "supermin: error: %s: %s\n" fname (Unix.error_message code); +- exit 1 ++ error "error: %s: %s" fname (Unix.error_message code) + | Unix.Unix_error (code, fname, param) -> (* from a syscall *) +- eprintf "supermin: error: %s: %s: %s\n" fname (Unix.error_message code) +- param; +- exit 1 ++ error "error: %s: %s: %s" fname (Unix.error_message code) param + | Failure msg -> (* from failwith/failwithf *) +- eprintf "supermin: failure: %s\n" msg; +- exit 1 ++ error "failure: %s" msg + | Invalid_argument msg -> (* probably should never happen *) +- eprintf "supermin: internal error: invalid argument: %s\n" msg; +- exit 1 ++ error "internal error: invalid argument: %s" msg + | Assert_failure (file, line, char) -> (* should never happen *) +- eprintf "supermin: internal error: assertion failed at %s, line %d, char %d\n" file line char; +- exit 1 ++ error "internal error: assertion failed at %s, line %d, char %d" ++ file line char + | Not_found -> (* should never happen *) +- eprintf "supermin: internal error: Not_found exception was thrown\n"; +- exit 1 ++ error "internal error: Not_found exception was thrown" + | exn -> (* something not matched above *) +- eprintf "supermin: exception: %s\n" (Printexc.to_string exn); +- exit 1 ++ error "exception: %s" (Printexc.to_string exn) +diff --git a/src/utils.ml b/src/utils.ml +index 87c9cf7..4223be4 100644 +--- a/src/utils.ml ++++ b/src/utils.ml +@@ -28,6 +28,13 @@ let (//) = Filename.concat + let quote = Filename.quote + let quoted_list names = String.concat " " (List.map quote names) + ++let error ?(exit_code = 1) fs = ++ let display str = ++ prerr_endline (sprintf "supermin: %s" str); ++ exit exit_code ++ in ++ ksprintf display fs ++ + let dir_exists name = + try (stat name).st_kind = S_DIR + with Unix_error _ -> false +@@ -59,31 +66,25 @@ let run_command_get_lines cmd = + (match stat with + | WEXITED 0 -> () + | WEXITED i -> +- eprintf "supermin: command '%s' failed (returned %d), see earlier error messages\n" cmd i; +- exit i ++ error ~exit_code:i "command '%s' failed (returned %d), see earlier error messages" ++ cmd i + | WSIGNALED i -> +- eprintf "supermin: command '%s' killed by signal %d" cmd i; +- exit 1 ++ error "command '%s' killed by signal %d" cmd i + | WSTOPPED i -> +- eprintf "supermin: command '%s' stopped by signal %d" cmd i; +- exit 1 ++ error "command '%s' stopped by signal %d" cmd i + ); + lines + + let run_command cmd = +- if Sys.command cmd <> 0 then ( +- eprintf "supermin: %s: command failed, see earlier errors\n" cmd; +- exit 1 +- ) ++ if Sys.command cmd <> 0 then ++ error "%s: command failed, see earlier errors" cmd + + let run_shell code args = + let cmd = sprintf "sh -c %s arg0 %s" + (Filename.quote code) + (String.concat " " (List.map Filename.quote args)) in +- if Sys.command cmd <> 0 then ( +- eprintf "supermin: external shell program failed, see earlier error messages\n"; +- exit 1 +- ) ++ if Sys.command cmd <> 0 then ++ error "external shell program failed, see earlier error messages" + + let rec find s sub = + let len = String.length s in +@@ -191,8 +192,8 @@ let compare_architecture a1 a2 = + | "s390x" -> 64 + | "alpha" -> 64 + | a -> +- eprintf "supermin: missing support for architecture '%s'\nIt may need to be added to supermin.\n" a; +- exit 1 ++ error "missing support for architecture '%s'\nIt may need to be added to supermin." ++ a + in + compare (index_of_architecture a1) (index_of_architecture a2) + +@@ -213,6 +214,5 @@ let parse_size = + if matches const_re then ( + size_scaled (float_of_string (sub 1)) (sub 2) + ) else ( +- eprintf "supermin: cannot parse size field '%s'\n" field; +- exit 1 ++ error "cannot parse size field '%s'" field + ) +diff --git a/src/utils.mli b/src/utils.mli +index 1a7687a..c5e931b 100644 +--- a/src/utils.mli ++++ b/src/utils.mli +@@ -24,6 +24,9 @@ val ( *^ ) : int64 -> int64 -> int64 + val (/^) : int64 -> int64 -> int64 + (** Int64 operators. *) + ++val error : ?exit_code:int -> ('a, unit, string, 'b) format4 -> 'a ++(** Standard error function. *) ++ + val dir_exists : string -> bool + (** Return [true] iff dir exists. *) + +-- +2.5.0 + diff --git a/0004-init-If-quiet-is-found-on-the-command-line-suppress-.patch b/0004-init-If-quiet-is-found-on-the-command-line-suppress-.patch new file mode 100644 index 0000000..2b1542a --- /dev/null +++ b/0004-init-If-quiet-is-found-on-the-command-line-suppress-.patch @@ -0,0 +1,124 @@ +From 43559d6d669d6ca1236ab0c9d09ffc562cc8cfbe Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Thu, 17 Mar 2016 09:09:32 +0000 +Subject: [PATCH 4/9] init: If "quiet" is found on the command line, suppress + debug output. + +--- + init/init.c | 29 ++++++++++++++++------------- + 1 file changed, 16 insertions(+), 13 deletions(-) + +diff --git a/init/init.c b/init/init.c +index 80b2232..3014de2 100644 +--- a/init/init.c ++++ b/init/init.c +@@ -71,10 +71,10 @@ static const char *moderror(int err) + } + } + +-/* Leave this enabled for now. When we get more confident in the boot +- * process we can turn this off or make it configurable. ++/* If "quiet" is found on the command line, set this which suppresses ++ * ordinary debug messages. + */ +-#define verbose 1 ++static int quiet = 0; + + static void mount_proc (void); + static void print_uptime (void); +@@ -90,7 +90,6 @@ main () + { + mount_proc (); + +- print_uptime (); + fprintf (stderr, "supermin: ext2 mini initrd starting up: " + PACKAGE_VERSION + #if defined(__dietlibc__) +@@ -105,6 +104,12 @@ main () + "\n"); + + read_cmdline (); ++ quiet = strstr (cmdline, "quiet") != NULL; ++ ++ if (!quiet) { ++ fprintf (stderr, "supermin: cmdline: %s\n", cmdline); ++ print_uptime (); ++ } + + /* Create some fixed directories. */ + mkdir ("/dev", 0755); +@@ -112,7 +117,7 @@ main () + mkdir ("/sys", 0755); + + /* Mount /sys. */ +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: mounting /sys\n"); + if (mount ("sysfs", "/sys", "sysfs", 0, "") == -1) { + perror ("mount: /sys"); +@@ -208,7 +213,7 @@ main () + exit (EXIT_FAILURE); + + found: +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: picked %s as root device\n", path); + + fgets (line, sizeof line, fp); +@@ -229,7 +234,7 @@ main () + perror ("ioctl: TIOCSCTTY"); + #endif + +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: creating /dev/root as block special %d:%d\n", + major, minor); + +@@ -239,7 +244,7 @@ main () + } + + /* Mount new root and chroot to it. */ +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: mounting new root on /root\n"); + if (mount ("/dev/root", "/root", "ext2", MS_NOATIME, "") == -1) { + perror ("mount: /root"); +@@ -250,7 +255,7 @@ main () + * Documentation/filesystems/ramfs-rootfs-initramfs.txt + * We could remove the old initramfs files, but let's not bother. + */ +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: chroot\n"); + + if (chroot ("/root") == -1) { +@@ -282,7 +287,7 @@ insmod (const char *filename) + { + size_t size; + +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: internal insmod %s\n", filename); + + int fd = open (filename, O_RDONLY); +@@ -323,7 +328,7 @@ mount_proc (void) + if (access ("/proc/uptime", R_OK) == -1) { + mkdir ("/proc", 0755); + +- if (verbose) ++ if (!quiet) + fprintf (stderr, "supermin: mounting /proc\n"); + + if (mount ("proc", "/proc", "proc", 0, "") == -1) { +@@ -370,8 +375,6 @@ read_cmdline (void) + len = strlen (cmdline); + if (len >= 1 && cmdline[len-1] == '\n') + cmdline[len-1] = '\0'; +- +- fprintf (stderr, "supermin: cmdline: %s\n", cmdline); + } + + /* Display a directory on stderr. This is used for debugging only. */ +-- +2.5.0 + diff --git a/0005-init-Drop-ide-module-from-the-mini-initrd.patch b/0005-init-Drop-ide-module-from-the-mini-initrd.patch new file mode 100644 index 0000000..1654f59 --- /dev/null +++ b/0005-init-Drop-ide-module-from-the-mini-initrd.patch @@ -0,0 +1,29 @@ +From 2a6cd1a9d89885e5e708f0957f7ad97697ca9257 Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Thu, 17 Mar 2016 09:38:09 +0000 +Subject: [PATCH 5/9] init: Drop ide module from the mini-initrd. + +In all modern kernels IDE support is provided by libata, not the +ancient ide*.ko module. + +The other disadvantage of this wildcard was that it picked up various +unrelated modules, eg. ideapad_slidebar.ko (plus dependencies). +--- + src/ext2_initrd.ml | 1 - + 1 file changed, 1 deletion(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index 63ed493..a80ec60 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -38,7 +38,6 @@ let kmods = [ + "ext2.ko*"; + "ext4.ko*"; (* CONFIG_EXT4_USE_FOR_EXT23=y option might be set *) + "virtio*.ko*"; +- "ide*.ko*"; + "libata*.ko*"; + "piix*.ko*"; + "scsi_transport_spi.ko*"; +-- +2.5.0 + diff --git a/0006-Revert-helper-Add-megaraid-drivers-to-the-initrd.patch b/0006-Revert-helper-Add-megaraid-drivers-to-the-initrd.patch new file mode 100644 index 0000000..ef23148 --- /dev/null +++ b/0006-Revert-helper-Add-megaraid-drivers-to-the-initrd.patch @@ -0,0 +1,29 @@ +From 6092c3eded3a8753ed929eb10bd26c564c8ef844 Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Thu, 17 Mar 2016 09:43:11 +0000 +Subject: [PATCH 6/9] Revert "helper: Add megaraid drivers to the initrd." + +The megaraid driver was added to test an old bug. Remove it since +copying this driver to the mini-initrd and loading it each time is not +free. + +This reverts commit 9da479658818738b2a2a68456e867cdb609472c8. +--- + src/ext2_initrd.ml | 1 - + 1 file changed, 1 deletion(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index a80ec60..80b8b05 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -50,7 +50,6 @@ let kmods = [ + "crc*.ko*"; + "libcrc*.ko*"; + "ibmvscsic.ko*"; +- "megaraid*.ko*"; + ] + + let rec build_initrd debug tmpdir modpath initrd = +-- +2.5.0 + diff --git a/0007-init-Drop-mbcache.ko.patch b/0007-init-Drop-mbcache.ko.patch new file mode 100644 index 0000000..3f8e4ff --- /dev/null +++ b/0007-init-Drop-mbcache.ko.patch @@ -0,0 +1,31 @@ +From 77dc4c9a79fc3e4ef359f57c03a91941bbd3b067 Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Thu, 17 Mar 2016 09:48:55 +0000 +Subject: [PATCH 7/9] init: Drop mbcache.ko. + +This module is described as "Filesystem Meta Information Block Cache +(mbcache). The mbcache caches blocks of block devices that need to be +located by their device/block number, as well as by other criteria +(such as the block's contents)." + +It is compiled into the kernel in Fedora, and if it is required on +other distros then it should be pulled in by module dependencies. +--- + src/ext2_initrd.ml | 1 - + 1 file changed, 1 deletion(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index 80b8b05..284f528 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -46,7 +46,6 @@ let kmods = [ + "sym53c8xx.ko*"; + "ata_piix.ko*"; + "sr_mod.ko*"; +- "mbcache.ko*"; + "crc*.ko*"; + "libcrc*.ko*"; + "ibmvscsic.ko*"; +-- +2.5.0 + diff --git a/0008-init-Drop-SCSI-modules.patch b/0008-init-Drop-SCSI-modules.patch new file mode 100644 index 0000000..2376aa0 --- /dev/null +++ b/0008-init-Drop-SCSI-modules.patch @@ -0,0 +1,31 @@ +From 9305bc201a4f2ee434318446ec17131087ae9313 Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Thu, 17 Mar 2016 09:51:06 +0000 +Subject: [PATCH 8/9] init: Drop SCSI modules. + +Also drop the sr_mod module used by the deprecated guestfs_add_cdrom +interface. +--- + src/ext2_initrd.ml | 5 ----- + 1 file changed, 5 deletions(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index 284f528..f3be0ef 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -40,12 +40,7 @@ let kmods = [ + "virtio*.ko*"; + "libata*.ko*"; + "piix*.ko*"; +- "scsi_transport_spi.ko*"; +- "scsi_mod.ko*"; +- "sd_mod.ko*"; +- "sym53c8xx.ko*"; + "ata_piix.ko*"; +- "sr_mod.ko*"; + "crc*.ko*"; + "libcrc*.ko*"; + "ibmvscsic.ko*"; +-- +2.5.0 + diff --git a/0009-init-Add-a-blacklist-of-kmods-that-we-want-to-exclud.patch b/0009-init-Add-a-blacklist-of-kmods-that-we-want-to-exclud.patch new file mode 100644 index 0000000..bc8865e --- /dev/null +++ b/0009-init-Add-a-blacklist-of-kmods-that-we-want-to-exclud.patch @@ -0,0 +1,47 @@ +From 2de26d2eca1a39f19d2b6cc470db690216ac64ba Mon Sep 17 00:00:00 2001 +From: "Richard W.M. Jones" +Date: Fri, 18 Mar 2016 11:57:41 +0000 +Subject: [PATCH 9/9] init: Add a blacklist of kmods that we want to exclude + from the mini initrd. + +We want to exclude virtio-gpu since it's irrelevant, large, and pulls +in other unwanted dependencies (modeswitching, drm). Add a second +list of kmods which is a blacklist, applied after the first. + +This reduces the libguestfs initrd size from 39M down to 17M, with +concomitant small reductions in boot time. +--- + src/ext2_initrd.ml | 10 +++++++++- + 1 file changed, 9 insertions(+), 1 deletion(-) + +diff --git a/src/ext2_initrd.ml b/src/ext2_initrd.ml +index f3be0ef..b583d53 100644 +--- a/src/ext2_initrd.ml ++++ b/src/ext2_initrd.ml +@@ -46,6 +46,13 @@ let kmods = [ + "ibmvscsic.ko*"; + ] + ++(* A blacklist of kmods which match the above patterns, but which we ++ * subsequently remove. ++ *) ++let not_kmods = [ ++ "virtio-gpu.ko*"; ++] ++ + let rec build_initrd debug tmpdir modpath initrd = + if debug >= 1 then + printf "supermin: ext2: creating minimal initrd '%s'\n%!" initrd; +@@ -65,7 +72,8 @@ let rec build_initrd debug tmpdir modpath initrd = + fun topset modl -> + let m = Filename.basename modl in + let matches wildcard = fnmatch wildcard m [FNM_PATHNAME] in +- if List.exists matches kmods then ++ if List.exists matches kmods && not (List.exists matches not_kmods) ++ then + StringSet.add modl topset + else + topset +-- +2.5.0 + diff --git a/supermin.spec b/supermin.spec index c8c6680..abf0679 100644 --- a/supermin.spec +++ b/supermin.spec @@ -23,7 +23,7 @@ Summary: Tool for creating supermin appliances Name: supermin Version: 5.1.15 -Release: 1%{?dist} +Release: 2%{?dist} License: GPLv2+ %if 0%{?rhel} >= 7 @@ -33,6 +33,17 @@ ExclusiveArch: x86_64 URL: http://people.redhat.com/~rjones/supermin/ Source0: http://libguestfs.org/download/supermin/%{name}-%{version}.tar.gz +# All upstream patches, added since 5.1.15. +Patch0001: 0001-ext2-simplify-tracking-of-visited-modules.patch +Patch0002: 0002-utils-remove-unused-run_python-function.patch +Patch0003: 0003-Add-and-use-an-helper-error-function.patch +Patch0004: 0004-init-If-quiet-is-found-on-the-command-line-suppress-.patch +Patch0005: 0005-init-Drop-ide-module-from-the-mini-initrd.patch +Patch0006: 0006-Revert-helper-Add-megaraid-drivers-to-the-initrd.patch +Patch0007: 0007-init-Drop-mbcache.ko.patch +Patch0008: 0008-init-Drop-SCSI-modules.patch +Patch0009: 0009-init-Add-a-blacklist-of-kmods-that-we-want-to-exclud.patch + BuildRequires: /usr/bin/pod2man BuildRequires: /usr/bin/pod2html BuildRequires: rpm @@ -153,6 +164,10 @@ make check || { %changelog +* Fri Mar 18 2016 Richard W.M. Jones - 5.1.15-2 +- Add all upstream patches since 5.1.15 was released. +- These should improve boot performance and initrd size. + * Wed Feb 17 2016 Richard W.M. Jones - 5.1.15-1 - New upstream version 5.1.15. - Remove all patches, since they are now included in this version.