The patch titled
Subject: stringh-work-around-for-increased-stack-usage-fix
has been added to the -mm tree. Its filename is
stringh-work-around-for-increased-stack-usage-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/stringh-work-around-for-increased-stack-usage-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/stringh-work-around-for-increased-stack-usage-fix.patch
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: stringh-work-around-for-increased-stack-usage-fix
add comment
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/string.h | 2 ++
1 file changed, 2 insertions(+)
diff -puN include/linux/string.h~stringh-work-around-for-increased-stack-usage-fix include/linux/string.h
--- a/include/linux/string.h~stringh-work-around-for-increased-stack-usage-fix
+++ a/include/linux/string.h
@@ -259,6 +259,8 @@ __FORTIFY_INLINE __kernel_size_t strlen(
{
__kernel_size_t ret;
size_t p_size = __builtin_object_size(p, 0);
+
+ /* Work around gcc excess stack consumption issue */
if (p_size == (size_t)-1 ||
(__builtin_constant_p(p[p_size - 1]) && p[p_size - 1] == '\0'))
return __builtin_strlen(p);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
i-need-old-gcc.patch
mm-kmemleakc-make-cond_resched-rate-limiting-more-efficient.patch
stringh-work-around-for-increased-stack-usage-fix.patch
arm-arch-arm-include-asm-pageh-needs-personalityh.patch
mm.patch
include-linux-sched-mmh-uninline-mmdrop_async-etc.patch
mm-do-not-stall-register_shrinker-fix.patch
selftest-vm-move-128tb-mmap-boundary-test-to-generic-directory-fix.patch
list_lru-prefetch-neighboring-list-entries-before-acquiring-lock-fix.patch
linux-next-rejects.patch
linux-next-git-rejects.patch
tools-objtool-makefile-dont-assume-sync-checksh-is-executable.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
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