The patch titled
Subject: mm-slub-query-dynamic-debug_pagealloc-setting-fix
has been added to the -mm tree. Its filename is
mm-slub-query-dynamic-debug_pagealloc-setting-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-slub-query-dynamic-debug_pagealloc-setting-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-slub-query-dynamic-debug_pagealloc-setting-fix.patch
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-slub-query-dynamic-debug_pagealloc-setting-fix
clean up code, per Christian
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Chris Metcalf <cmetcalf@xxxxxxxxxx>
Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: Takashi Iwai <tiwai@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/slub.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff -puN mm/slub.c~mm-slub-query-dynamic-debug_pagealloc-setting-fix mm/slub.c
--- a/mm/slub.c~mm-slub-query-dynamic-debug_pagealloc-setting-fix
+++ a/mm/slub.c
@@ -250,12 +250,9 @@ static inline void *get_freepointer_safe
{
void *p;
- if (debug_pagealloc_enabled()) {
- probe_kernel_read(&p,
- (void **)(object + s->offset), sizeof(p));
- } else
- p = get_freepointer(s, object);
-
+ if (!debug_pagealloc_enabled())
+ return get_freepointer(s, object);
+ probe_kernel_read(&p, (void **)(object + s->offset), sizeof(p));
return p;
}
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
drivers-gpu-drm-i915-intel_spritec-fix-build.patch
drivers-gpu-drm-i915-intel_tvc-fix-build.patch
kernel-locking-lockdepc-convert-hash-tables-to-hlists.patch
kernel-locking-lockdepc-convert-hash-tables-to-hlists-fix.patch
arm-arch-arm-include-asm-pageh-needs-personalityh.patch
ocfs2-code-clean-up-for-direct-io-fix.patch
ocfs2-fix-ip_unaligned_aio-deadlock-with-dio-work-queue-fix.patch
ocfs2-dlm-move-lock-to-the-tail-of-grant-queue-while-doing-in-place-convert-fix.patch
mm.patch
mm-slab-clean-up-debug_pagealloc-processing-code-fix.patch
mm-slab-put-the-freelist-at-the-end-of-slab-page-fix.patch
fs-mpagec-mpage_readpages-use-lru_to_page-helper.patch
mm-page_allocc-introduce-kernelcore=mirror-option-fix.patch
mm-page_allocc-rework-code-layout-in-memmap_init_zone.patch
mm-debug-pageallocc-split-out-page-poisoning-from-debug-page_alloc-checkpatch-fixes.patch
mm-page_poisonc-enable-page_poisoning-as-a-separate-option-fix.patch
mm-page_poisoningc-allow-for-zero-poisoning-checkpatch-fixes.patch
mm-madvise-update-comment-on-sys_madvise-fix.patch
mm-migrate-do-not-touch-page-mem_cgroup-of-live-pages-fix.patch
mm-simplify-lock_page_memcg-fix.patch
sched-add-schedule_timeout_idle.patch
mm-oom_reaper-report-success-failure-fix.patch
mm-vmalloc-query-dynamic-debug_pagealloc-setting-fix.patch
mm-slub-query-dynamic-debug_pagealloc-setting-fix.patch
ksm-introduce-ksm_max_page_sharing-per-page-deduplication-limit-fix-2.patch
zram-export-the-number-of-available-comp-streams-fix.patch
mm-oom-rework-oom-detection-checkpatch-fixes.patch
mm-use-watermak-checks-for-__gfp_repeat-high-order-allocations-checkpatch-fixes.patch
btrfs-use-radix_tree_iter_retry-fix.patch
sparc-compat-provide-an-accurate-in_compat_syscall-implementation-fix.patch
sparc-compat-provide-an-accurate-in_compat_syscall-implementation-fix-fix.patch
dma-rename-dma__writecombine-to-dma__wc-checkpatch-fixes.patch
kernel-add-kcov-code-coverage-fix.patch
drivers-net-wireless-intel-iwlwifi-dvm-calibc-fix-min-warning.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
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