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Remove KC_CPU_NOTIFIER compat for el7

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Signed-off-by: Auke Kok <auke.kok@versity.com>
This commit is contained in:
Auke Kok
2026-06-05 09:49:45 -07:00
parent 99415423ae
commit 16af2fe5ff
2 changed files with 0 additions and 36 deletions
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kmod/src/Makefile.kernelcompat
-10
View File
@@ -6,16 +6,6 @@
ccflags-y += -include $(src)/kernelcompat.h
#
# v4.9-12228-g530e9b76ae8f
#
# register_cpu_notifier and family were all removed and to be
# replaced with cpuhp_* API calls.
#
ifneq (,$(shell grep 'define register_hotcpu_notifier' include/linux/cpu.h))
ccflags-y += -DKC_CPU_NOTIFIER
endif
#
# v3.14-rc8-130-gccad2365668f
#
kmod/src/item.c
-26
View File
@@ -79,9 +79,6 @@ struct item_cache_info {
struct super_block *sb;
struct item_percpu_pages __percpu *pcpu_pages;
KC_DEFINE_SHRINKER(shrinker);
#ifdef KC_CPU_NOTIFIER
struct notifier_block notifier;
#endif
/* often walked, but per-cpu refs are fast path */
rwlock_t rwlock;
@@ -2584,22 +2581,6 @@ static unsigned long item_cache_scan_objects(struct shrinker *shrink,
return freed;
}
#ifdef KC_CPU_NOTIFIER
static int item_cpu_callback(struct notifier_block *nfb,
unsigned long action, void *hcpu)
{
struct item_cache_info *cinf = container_of(nfb,
struct item_cache_info,
notifier);
struct super_block *sb = cinf->sb;
unsigned long cpu = (unsigned long)hcpu;
if (action == CPU_DEAD)
drop_pcpu_pages(sb, cinf, cpu);
return NOTIFY_OK;
}
#endif
int scoutfs_item_setup(struct super_block *sb)
{
@@ -2630,10 +2611,6 @@ int scoutfs_item_setup(struct super_block *sb)
KC_INIT_SHRINKER_FUNCS(&cinf->shrinker, item_cache_count_objects,
item_cache_scan_objects);
KC_REGISTER_SHRINKER(&cinf->shrinker, "scoutfs-item:" SCSBF, SCSB_ARGS(sb));
#ifdef KC_CPU_NOTIFIER
cinf->notifier.notifier_call = item_cpu_callback;
register_hotcpu_notifier(&cinf->notifier);
#endif
sbi->item_cache_info = cinf;
return 0;
@@ -2651,9 +2628,6 @@ void scoutfs_item_destroy(struct super_block *sb)
int cpu;
if (cinf) {
#ifdef KC_CPU_NOTIFIER
unregister_hotcpu_notifier(&cinf->notifier);
#endif
KC_UNREGISTER_SHRINKER(&cinf->shrinker);
for_each_possible_cpu(cpu)