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x86: Don't check PREFETCHWT1 in tst-cpu-features-cpuinfo.c (#2149615)

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Resolves: #2149615

Upstream commits:
61a4425dd412701f6c3545d8c1acd7e1a378ee8b
db9b47e9f996bbdb831580ff7343542a017c80ee
This commit is contained in:
DJ Delorie 2023-03-24 17:23:35 -04:00
parent 959e4c2842
commit 7edee03215
3 changed files with 54 additions and 1 deletions
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23
glibc-rh2149615-1.patch Normal file
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@ -0,0 +1,23 @@
From 61a4425dd412701f6c3545d8c1acd7e1a378ee8b Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Wed, 26 Jan 2022 12:18:21 -0800
Subject: x86: Don't check PTWRITE in tst-cpu-features-cpuinfo.c
Don't check PTWRITE against /proc/cpuinfo since kernel doesn't report
PTWRITE in /proc/cpuinfo.
diff --git a/sysdeps/x86/tst-cpu-features-cpuinfo.c b/sysdeps/x86/tst-cpu-features-cpuinfo.c
index 91a656b61d..981b2be5fd 100644
--- a/sysdeps/x86/tst-cpu-features-cpuinfo.c
+++ b/sysdeps/x86/tst-cpu-features-cpuinfo.c
@@ -218,7 +218,10 @@ do_test (int argc, char **argv)
fails += CHECK_PROC (popcnt, POPCNT);
fails += CHECK_PROC (3dnowprefetch, PREFETCHW);
fails += CHECK_PROC (prefetchwt1, PREFETCHWT1);
+#if 0
+ /* NB: /proc/cpuinfo doesn't report this feature. */
fails += CHECK_PROC (ptwrite, PTWRITE);
+#endif
fails += CHECK_PROC (pse, PSE);
fails += CHECK_PROC (pse36, PSE_36);
fails += CHECK_PROC (psn, PSN);

25
glibc-rh2149615-2.patch Normal file
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@ -0,0 +1,25 @@
From db9b47e9f996bbdb831580ff7343542a017c80ee Mon Sep 17 00:00:00 2001
From: DJ Delorie <dj@redhat.com>
Date: Thu, 9 Mar 2023 22:32:54 -0500
Subject: x86: Don't check PREFETCHWT1 in tst-cpu-features-cpuinfo.c
Don't check PREFETCHWT1 against /proc/cpuinfo since kernel doesn't report
PREFETCHWT1 in /proc/cpuinfo.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
diff --git a/sysdeps/x86/tst-cpu-features-cpuinfo.c b/sysdeps/x86/tst-cpu-features-cpuinfo.c
index c25240774e..e963592c4b 100644
--- a/sysdeps/x86/tst-cpu-features-cpuinfo.c
+++ b/sysdeps/x86/tst-cpu-features-cpuinfo.c
@@ -217,7 +217,10 @@ do_test (int argc, char **argv)
fails += CHECK_PROC (pku, PKU);
fails += CHECK_PROC (popcnt, POPCNT);
fails += CHECK_PROC (3dnowprefetch, PREFETCHW);
+#if 0
+ /* NB: /proc/cpuinfo doesn't report this feature. */
fails += CHECK_PROC (prefetchwt1, PREFETCHWT1);
+#endif
#if 0
/* NB: /proc/cpuinfo doesn't report this feature. */
fails += CHECK_PROC (ptwrite, PTWRITE);

7
glibc.spec
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@ -155,7 +155,7 @@ end \
Summary: The GNU libc libraries
Name: glibc
Version: %{glibcversion}
Release: 61%{?dist}
Release: 62%{?dist}
# In general, GPLv2+ is used by programs, LGPLv2+ is used for
# libraries.
@ -701,6 +701,8 @@ Patch468: glibc-upstream-2.34-386.patch
Patch469: glibc-upstream-2.34-388.patch
Patch470: glibc-upstream-2.34-389.patch
Patch471: glibc-rh2172953.patch
Patch472: glibc-rh2149615-1.patch
Patch473: glibc-rh2149615-2.patch
##############################################################################
# Continued list of core "glibc" package information:
@ -2860,6 +2862,9 @@ fi
%endif
%changelog
* Wed Mar 29 2023 DJ Delorie <dj@redhat.com> - 2.34-62
- x86: Don't check PREFETCHWT1 in tst-cpu-features-cpuinfo.c (#2149615)
* Mon Mar 6 2023 Carlos O'Donell <carlos@redhat.com> - 2.34-61
- Fix nested atexit calls from atexit handlers (#2172953)