Fix power management sysfs on non-secure boot machines (rhbz 896243)
This commit is contained in:
Josh Boyer
parent
74cf3922e7
commit
de47636919
@ -62,7 +62,7 @@ Summary: The Linux kernel
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# For non-released -rc kernels, this will be appended after the rcX and
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# gitX tags, so a 3 here would become part of release "0.rcX.gitX.3"
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#
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%global baserelease 2
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%global baserelease 3
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%global fedora_build %{baserelease}
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# base_sublevel is the kernel version we're starting with and patching
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@ -669,7 +669,7 @@ Patch800: crash-driver.patch
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# crypto/
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# secure boot
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Patch1000: secure-boot-20130111.patch
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Patch1000: secure-boot-20130116.patch
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Patch1001: efivarfs-nlink-fix.patch
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# virt + ksm patches
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@ -1369,7 +1369,7 @@ ApplyPatch crash-driver.patch
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# crypto/
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# secure boot
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ApplyPatch secure-boot-20130111.patch
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ApplyPatch secure-boot-20130116.patch
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ApplyPatch efivarfs-nlink-fix.patch
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# Assorted Virt Fixes
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@ -2297,6 +2297,9 @@ fi
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# ||----w |
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# || ||
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%changelog
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* Wed Jan 16 2013 Josh Boyer <jwboyer@redhat.com>
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- Fix power management sysfs on non-secure boot machines (rhbz 896243)
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* Wed Jan 16 2013 Dave Jones <davej@redhat.com>
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- Experiment: Double the length of the brcmsmac transmit timeout.
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@ -32,7 +32,7 @@ index ba478fa..7109e65 100644
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#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)
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--
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1.8.0.1
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1.8.0.2
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From 5a5dd529716bd36ea8f43e2a20dd8f80659f762a Mon Sep 17 00:00:00 2001
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@ -65,7 +65,7 @@ index df2de54..70e2834 100644
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{ "tun_socket",
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{ COMMON_SOCK_PERMS, NULL } },
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--
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1.8.0.1
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1.8.0.2
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From 891f2a956ba70b3d0b1acad3e235a3327f344d13 Mon Sep 17 00:00:00 2001
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@ -131,7 +131,7 @@ index e0573a4..c3f4e3e 100644
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* prepare_kernel_cred - Prepare a set of credentials for a kernel service
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* @daemon: A userspace daemon to be used as a reference
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--
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1.8.0.1
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1.8.0.2
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From a98fc32f21318a7141552b6ef241407265fbecdd Mon Sep 17 00:00:00 2001
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@ -258,7 +258,7 @@ index 04421e8..9e69542 100644
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* check for validity of credentials
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*/
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--
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1.8.0.1
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1.8.0.2
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From 4a5cc45467da5652b19ac27e409761c79efd56f1 Mon Sep 17 00:00:00 2001
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@ -330,7 +330,7 @@ index 8b84916..7a1a53c 100644
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/*
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--
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1.8.0.1
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1.8.0.2
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From 34c2022a3b9cc4e064fe85d0ebc83b38bd6315d3 Mon Sep 17 00:00:00 2001
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@ -385,7 +385,7 @@ index 7a1a53c..887b9f3 100644
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* All runtime access to EFI goes through this structure:
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*/
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--
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1.8.0.1
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1.8.0.2
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From 13ed8f224caf51355124ceb154dd2cd1559b85d9 Mon Sep 17 00:00:00 2001
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@ -398,10 +398,6 @@ keys.
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Signed-off-by: David Howells <dhowells@redhat.com>
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---
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v2: Fixes from Lee, Chun-Yi <jlee@suse.com> to add dependency on CONFIG_EFI
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v3: Also print keyring name when adding a key, from Lee, Chun-Yi <jlee@suse.com>
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crypto/asymmetric_keys/Kconfig | 8 +++
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crypto/asymmetric_keys/Makefile | 1 +
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crypto/asymmetric_keys/efi_parser.c | 108 ++++++++++++++++++++++++++++++++++++
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@ -568,7 +564,7 @@ index 887b9f3..6b78779 100644
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* efi_range_is_wc - check the WC bit on an address range
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* @start: starting kvirt address
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--
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1.8.0.1
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1.8.0.2
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From 8d89c8b4cc5869044f4ed78358b7d8a93f11cfac Mon Sep 17 00:00:00 2001
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@ -583,11 +579,6 @@ useful in cases where third party certificates are used for module signing.
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Signed-off-by: Josh Boyer <jwboyer@redhat.com>
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---
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v2: Fix compile warning when CONFIG_MODULE_SIG_BLACKLIST is not set.
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Reported by Jan Beulich <jbeulich@suse.com> and fixed
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by Lee, Chun-Yi <jlee@suse.com>
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init/Kconfig | 8 ++++++++
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kernel/modsign_pubkey.c | 14 ++++++++++++++
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kernel/module-internal.h | 3 +++
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@ -682,7 +673,7 @@ index f2970bd..5423195 100644
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&key_type_asymmetric, id);
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if (IS_ERR(key))
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--
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1.8.0.1
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1.8.0.2
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From e4663a7c5ef224c9fb0fa74ba42f3f9c52f8ca30 Mon Sep 17 00:00:00 2001
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@ -705,9 +696,6 @@ signed with those from loading.
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Signed-off-by: Josh Boyer <jwboyer@redhat.com>
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---
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v2: Incorporate suggestions from Lee, Chun-Yi <jlee@suse.com>
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include/linux/efi.h | 6 ++++
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init/Kconfig | 9 ++++++
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kernel/Makefile | 3 ++
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@ -870,7 +858,7 @@ index 0000000..76a5a34
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+}
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+late_initcall(load_uefi_certs);
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--
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1.8.0.1
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1.8.0.2
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From 798940ec4bc3826ef74e985cd021fc7e3db6eae7 Mon Sep 17 00:00:00 2001
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@ -971,7 +959,7 @@ index e1c1ec5..97e785f 100644
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dev = pci_get_bus_and_slot(bus, dfn);
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--
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1.8.0.1
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1.8.0.2
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From b4deb668b754ffa53bc9bebf72bd4679e5f2eb62 Mon Sep 17 00:00:00 2001
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@ -1028,7 +1016,7 @@ index c6fa3bc..fc28099 100644
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return -EFAULT;
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while (count-- > 0 && i < 65536) {
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--
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1.8.0.1
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1.8.0.2
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From c38e94fdbc44b0e3e8dc2a42db18c04ee25d3627 Mon Sep 17 00:00:00 2001
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@ -1060,7 +1048,7 @@ index 5d42c24..247d58b 100644
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/* parse the table header to get the table length */
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if (count <= sizeof(struct acpi_table_header))
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--
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1.8.0.1
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1.8.0.2
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From b935abbd7888103d6261fa49a797c3f621222593 Mon Sep 17 00:00:00 2001
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@ -1113,7 +1101,7 @@ index f80ae4d..059195f 100644
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1, asus->debug.method_id,
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&input, &output);
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--
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1.8.0.1
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1.8.0.2
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From 0e2d67fe7c9f067ebb527ce6a665e89d7a5a398b Mon Sep 17 00:00:00 2001
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@ -1154,7 +1142,7 @@ index fc28099..b5df7a8 100644
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unsigned long to_write = min_t(unsigned long, count,
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(unsigned long)high_memory - p);
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--
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1.8.0.1
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1.8.0.2
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From 45f09b7aedcc79d9d315a1c3e926ad36b15edf1a Mon Sep 17 00:00:00 2001
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@ -1186,7 +1174,7 @@ index 3ff2678..794d78b 100644
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#endif
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--
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1.8.0.1
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1.8.0.2
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From 2def5cc3c511d824af306468ff0fd15fa641c412 Mon Sep 17 00:00:00 2001
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@ -1218,7 +1206,7 @@ index 5e4bd78..dd464e0 100644
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/*
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--
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1.8.0.1
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1.8.0.2
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From 6af5862bf800c29d9b2c46bee91c463e1c0d77ab Mon Sep 17 00:00:00 2001
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@ -1280,10 +1268,10 @@ index 250092c..265172a 100644
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static int param_set_bool_enable_only(const char *val,
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const struct kernel_param *kp)
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--
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1.8.0.1
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1.8.0.2
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From b86387293f2175262792d3bbae333bc8253e2621 Mon Sep 17 00:00:00 2001
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From e45330362517d08579cdaddc718febe68e2cae06 Mon Sep 17 00:00:00 2001
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From: Josh Boyer <jwboyer@redhat.com>
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Date: Fri, 26 Oct 2012 14:02:09 -0400
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Subject: [PATCH 18/18] hibernate: Disable in a Secure Boot environment
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@ -1295,16 +1283,24 @@ a Secure Boot environment.
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Signed-off-by: Josh Boyer <jwboyer@redhat.com>
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---
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kernel/power/hibernate.c | 14 +++++++++++++-
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kernel/power/main.c | 4 +++-
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kernel/power/hibernate.c | 15 ++++++++++++++-
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kernel/power/main.c | 7 ++++++-
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kernel/power/user.c | 3 +++
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3 files changed, 19 insertions(+), 2 deletions(-)
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3 files changed, 23 insertions(+), 2 deletions(-)
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diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
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index b26f5f1..f04343b 100644
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index b26f5f1..26bdfa8 100644
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--- a/kernel/power/hibernate.c
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+++ b/kernel/power/hibernate.c
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@@ -632,6 +632,10 @@ int hibernate(void)
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@@ -28,6 +28,7 @@
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#include <linux/syscore_ops.h>
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#include <linux/ctype.h>
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#include <linux/genhd.h>
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+#include <linux/efi.h>
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#include "power.h"
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@@ -632,6 +633,10 @@ int hibernate(void)
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{
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int error;
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@ -1315,7 +1311,7 @@ index b26f5f1..f04343b 100644
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lock_system_sleep();
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/* The snapshot device should not be opened while we're running */
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if (!atomic_add_unless(&snapshot_device_available, -1, 0)) {
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@@ -723,7 +727,7 @@ static int software_resume(void)
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@@ -723,7 +728,7 @@ static int software_resume(void)
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/*
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* If the user said "noresume".. bail out early.
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*/
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@ -1324,11 +1320,11 @@ index b26f5f1..f04343b 100644
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return 0;
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/*
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@@ -889,6 +893,11 @@ static ssize_t disk_show(struct kobject *kobj, struct kobj_attribute *attr,
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@@ -889,6 +894,11 @@ static ssize_t disk_show(struct kobject *kobj, struct kobj_attribute *attr,
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int i;
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char *start = buf;
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+ if (!capable(CAP_COMPROMISE_KERNEL)) {
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+ if (secure_boot_enabled) {
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+ buf += sprintf(buf, "[%s]\n", "disabled");
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+ return buf-start;
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+ }
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@ -1336,7 +1332,7 @@ index b26f5f1..f04343b 100644
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for (i = HIBERNATION_FIRST; i <= HIBERNATION_MAX; i++) {
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if (!hibernation_modes[i])
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continue;
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@@ -923,6 +932,9 @@ static ssize_t disk_store(struct kobject *kobj, struct kobj_attribute *attr,
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@@ -923,6 +933,9 @@ static ssize_t disk_store(struct kobject *kobj, struct kobj_attribute *attr,
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char *p;
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int mode = HIBERNATION_INVALID;
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@ -1347,16 +1343,26 @@ index b26f5f1..f04343b 100644
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len = p ? p - buf : n;
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diff --git a/kernel/power/main.c b/kernel/power/main.c
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index 1c16f91..82eed15 100644
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index 1c16f91..8e3456d 100644
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--- a/kernel/power/main.c
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+++ b/kernel/power/main.c
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@@ -301,7 +301,9 @@ static ssize_t state_show(struct kobject *kobj, struct kobj_attribute *attr,
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@@ -15,6 +15,7 @@
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#include <linux/workqueue.h>
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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+#include <linux/efi.h>
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#include "power.h"
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@@ -301,7 +302,11 @@ static ssize_t state_show(struct kobject *kobj, struct kobj_attribute *attr,
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}
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#endif
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#ifdef CONFIG_HIBERNATION
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- s += sprintf(s, "%s\n", "disk");
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+ if (capable(CAP_COMPROMISE_KERNEL)) {
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+ if (!secure_boot_enabled) {
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+ s += sprintf(s, "%s\n", "disk");
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+ } else {
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+ s += sprintf(s, "\n");
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+ }
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#else
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if (s != buf)
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@ -1376,5 +1382,5 @@ index 4ed81e7..b11a0f4 100644
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if (!atomic_add_unless(&snapshot_device_available, -1, 0)) {
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--
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1.8.0.1
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1.8.0.2
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