The patch titled
Subject: lib-cpu_rmap-avoid-flushing-all-workqueues-fix
has been added to the -mm tree. Its filename is
lib-cpu_rmap-avoid-flushing-all-workqueues-fix.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: lib-cpu_rmap-avoid-flushing-all-workqueues-fix
eliminate free_cpu_rmap, rename cpu_rmap_reclaim() to cpu_rmap_release(),
propagate kref_put() retval from cpu_rmap_put()
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Amir Vadai <amirv@xxxxxxxxxxxx>
Cc: Ben Hutchings <bhutchings@xxxxxxxxxxxxxx>
Cc: David Decotigny <decot@xxxxxxxxxxxx>
Cc: Eric Dumazet <edumazet@xxxxxxxxxx>
Cc: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
Cc: Or Gerlitz <ogerlitz@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/cpu_rmap.h | 2 +-
lib/cpu_rmap.c | 21 ++++++---------------
2 files changed, 7 insertions(+), 16 deletions(-)
diff -puN include/linux/cpu_rmap.h~lib-cpu_rmap-avoid-flushing-all-workqueues-fix include/linux/cpu_rmap.h
--- a/include/linux/cpu_rmap.h~lib-cpu_rmap-avoid-flushing-all-workqueues-fix
+++ a/include/linux/cpu_rmap.h
@@ -36,7 +36,7 @@ struct cpu_rmap {
#define CPU_RMAP_DIST_INF 0xffff
extern struct cpu_rmap *alloc_cpu_rmap(unsigned int size, gfp_t flags);
-extern void free_cpu_rmap(struct cpu_rmap *rmap);
+extern int cpu_rmap_put(struct cpu_rmap *rmap);
extern int cpu_rmap_add(struct cpu_rmap *rmap, void *obj);
extern int cpu_rmap_update(struct cpu_rmap *rmap, u16 index,
diff -puN lib/cpu_rmap.c~lib-cpu_rmap-avoid-flushing-all-workqueues-fix lib/cpu_rmap.c
--- a/lib/cpu_rmap.c~lib-cpu_rmap-avoid-flushing-all-workqueues-fix
+++ a/lib/cpu_rmap.c
@@ -65,10 +65,10 @@ struct cpu_rmap *alloc_cpu_rmap(unsigned
EXPORT_SYMBOL(alloc_cpu_rmap);
/**
- * cpu_rmap_reclaim - internal reclaiming helper called from kref_put
+ * cpu_rmap_release - internal reclaiming helper called from kref_put
* @ref: kref to struct cpu_rmap
*/
-static void cpu_rmap_reclaim(struct kref *ref)
+static void cpu_rmap_release(struct kref *ref)
{
struct cpu_rmap *rmap = container_of(ref, struct cpu_rmap, refcount);
kfree(rmap);
@@ -84,23 +84,14 @@ static inline void cpu_rmap_get(struct c
}
/**
- * cpu_rmap_put - internal helper to release ref on a cpu_rmap
+ * cpu_rmap_put - release ref on a cpu_rmap
* @rmap: reverse-map allocated with alloc_cpu_rmap()
*/
-static inline void cpu_rmap_put(struct cpu_rmap *rmap)
+int cpu_rmap_put(struct cpu_rmap *rmap)
{
- kref_put(&rmap->refcount, cpu_rmap_reclaim);
+ return kref_put(&rmap->refcount, cpu_rmap_release);
}
-
-/**
- * free_cpu_rmap - free CPU affinity reverse-map
- * @rmap: Reverse-map allocated with alloc_cpu_rmap()
- */
-void free_cpu_rmap(struct cpu_rmap *rmap)
-{
- cpu_rmap_put(rmap);
-}
-EXPORT_SYMBOL(free_cpu_rmap);
+EXPORT_SYMBOL(cpu_rmap_put);
/* Reevaluate nearest object for given CPU, comparing with the given
* neighbours at the given distance.
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
ipc-add-sysctl-to-specify-desired-next-object-id.patch
ipc-message-queue-receive-cleanup.patch
ipc-convert-prepare_copy-from-macro-to-function.patch
rtc-add-rtc-driver-for-tps6586x-fix.patch
rtc-add-rtc-driver-for-tps6586x-fix2.patch
linux-next.patch
make-my-i386-build-work.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
bugh-prevent-double-evaulation-of-in-build_bug_on-fix.patch
bugh-compilerh-introduce-compiletime_assert-build_bug_on_msg-checkpatch-fixes.patch
i-need-old-gcc.patch
lib-cpu_rmap-avoid-flushing-all-workqueues-fix.patch
arch-x86-tools-insn_sanityc-identify-source-of-messages.patch
fb-rework-locking-to-fix-lock-ordering-on-takeover-fix.patch
fb-rework-locking-to-fix-lock-ordering-on-takeover-fix-2.patch
mm.patch
mm-memcontrolc-convert-printkkern_foo-to-pr_foo.patch
mm-hugetlbc-convert-to-pr_foo.patch
cma-make-putback_lru_pages-call-conditional-fix.patch
mm-vmscan-clean-up-get_scan_count-fix.patch
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mm-page_allocc-__setup_per_zone_wmarks-make-min_pages-unsigned-long.patch
mm-vmscanc-__zone_reclaim-replace-max_t-with-max.patch
drop_caches-add-some-documentation-and-info-messsge.patch
memcg-debugging-facility-to-access-dangling-memcgs-fix.patch
scripts-pnmtologo-fix-for-plain-pbm-checkpatch-fixes.patch
backlight-add-lms501kf03-lcd-driver-fix.patch
backlight-add-new-lp8788-backlight-driver-checkpatch-fixes.patch
binfmt_elfc-use-get_random_int-to-fix-entropy-depleting.patch
rtc-ds1307-long-block-operations-bugfix-fix.patch
rtc-max77686-add-maxim-77686-driver-fix.patch
rtc-pcf8523-add-low-battery-voltage-support-fix.patch
hfsplus-add-osx-prefix-for-handling-namespace-of-mac-os-x-extended-attributes.patch
drivers-char-miscc-misc_register-do-not-loop-on-misc_list-unconditionally-fix.patch
dma-debug-new-interfaces-to-debug-dma-mapping-errors-fix-fix.patch
journal_add_journal_head-debug.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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