pid: kill pidhash_size in pidhash_init()

Kefeng Wang · torvalds · commit 27e37d84e55f · 2017-08-02T16:34:46.000-07:00
After commit 3d375d7 ("mm: update callers to use HASH_ZERO flag"), drop unused pidhash_size in pidhash_init(). Link: http://lkml.kernel.org/r/1500389267-49222-1-git-send-email-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Pavel Tatashin <Pasha.Tatashin@Oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/pid.c b/kernel/pid.c
@@ -575,13 +575,10 @@ struct pid *find_ge_pid(int nr, struct pid_namespace *ns)
  */
 void __init pidhash_init(void)
 {
-	unsigned int pidhash_size;
-
 	pid_hash = alloc_large_system_hash("PID", sizeof(*pid_hash), 0, 18,
 					   HASH_EARLY | HASH_SMALL | HASH_ZERO,
 					   &pidhash_shift, NULL,
 					   0, 4096);
-	pidhash_size = 1U << pidhash_shift;
 }
 
 void __init pidmap_init(void)

Original file line number	Diff line number	Diff line change
`@@ -575,13 +575,10 @@ struct pid find_ge_pid(int nr, struct pid_namespace ns)`
`575`	`575`	`*/`
`576`	`576`	`void __init pidhash_init(void)`
`577`	`577`	`{`
`578`		`- unsigned int pidhash_size;`
`579`		`-`
`580`	`578`	`pid_hash = alloc_large_system_hash("PID", sizeof(*pid_hash), 0, 18,`
`581`	`579`	`HASH_EARLY \| HASH_SMALL \| HASH_ZERO,`
`582`	`580`	`&pidhash_shift, NULL,`
`583`	`581`	`0, 4096);`
`584`		`- pidhash_size = 1U << pidhash_shift;`
`585`	`582`	`}`
`586`	`583`
`587`	`584`	`void __init pidmap_init(void)`