Subject: + sched-mark-should_resched-__always_inline.patch added to -mm tree
To: ak@xxxxxxxxxxxxxxx,a.p.zijlstra@xxxxxxxxx,hpa@xxxxxxxxx,mingo@xxxxxxx,tglx@xxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 20 Aug 2013 13:12:32 -0700
The patch titled
Subject: sched: mark should_resched() __always_inline
has been added to the -mm tree. Its filename is
sched-mark-should_resched-__always_inline.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/sched-mark-should_resched-__always_inline.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/sched-mark-should_resched-__always_inline.patch
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From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Subject: sched: mark should_resched() __always_inline
At least gcc 4.6 and some earlier ones does not inline this function.
Since it's small and on relatively hot paths force inline it.
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/sched/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/sched/core.c~sched-mark-should_resched-__always_inline kernel/sched/core.c
--- a/kernel/sched/core.c~sched-mark-should_resched-__always_inline
+++ a/kernel/sched/core.c
@@ -3812,7 +3812,7 @@ SYSCALL_DEFINE0(sched_yield)
return 0;
}
-static inline int should_resched(void)
+static __always_inline int should_resched(void)
{
return need_resched() && !(preempt_count() & PREEMPT_ACTIVE);
}
_
Patches currently in -mm which might be from ak@xxxxxxxxxxxxxxx are
thp-account-anon-transparent-huge-pages-into-nr_anon_pages.patch
mm-cleanup-add_to_page_cache_locked.patch
thp-move-maybe_pmd_mkwrite-out-of-mk_huge_pmd.patch
thp-do_huge_pmd_anonymous_page-cleanup.patch
thp-consolidate-code-between-handle_mm_fault-and-do_huge_pmd_anonymous_page.patch
mm-migrate-make-core-migration-code-aware-of-hugepage.patch
mm-soft-offline-use-migrate_pages-instead-of-migrate_huge_page.patch
migrate-add-hugepage-migration-code-to-migrate_pages.patch
mm-migrate-add-hugepage-migration-code-to-move_pages.patch
mm-mbind-add-hugepage-migration-code-to-mbind.patch
mm-migrate-remove-vm_hugetlb-from-vma-flag-check-in-vma_migratable.patch
mm-memory-hotplug-enable-memory-hotplug-to-handle-hugepage.patch
mm-migrate-check-movability-of-hugepage-in-unmap_and_move_huge_page.patch
mm-prepare-to-remove-proc-sys-vm-hugepages_treat_as_movable.patch
mm-prepare-to-remove-proc-sys-vm-hugepages_treat_as_movable-v2.patch
mm-mempolicy-rename-check_range-to-queue_pages_range.patch
kernel-modsign_pubkeyc-fix-init-const-for-module-signing-code.patch
lto-watchdog-hpwdtc-make-assembler-label-global.patch
syscallsh-use-gcc-alias-instead-of-assembler-aliases-for-syscalls.patch
scripts-mod-modpostc-handle-non-abs-crc-symbols.patch
x86-add-1-2-4-8-byte-optimization-to-64bit-__copy_fromto_user_inatomic.patch
x86-include-linux-schedh-in-asm-uaccessh.patch
tree-sweep-include-linux-schedh-for-might_sleep-users.patch
move-might_sleep-and-friends-from-kernelh-to-schedh.patch
sched-mark-should_resched-__always_inline.patch
sched-inline-the-need_resched-test-into-the-caller-for-_cond_resched.patch
linux-next.patch
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