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Date: Wed, 14 Nov 2012 16:06:57 -0800 From: Greg Thelen <gthelen@...gle.com> To: Glauber Costa <glommer@...allels.com>, Tejun Heo <tj@...nel.org>, Kamezawa Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, Andrew Morton <akpm@...ux-foundation.org>, "David S. Miller" <davem@...emloft.net>, Frederic Weisbecker <fweisbec@...hat.com> Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, cgroups@...r.kernel.org, Greg Thelen <gthelen@...gle.com> Subject: [PATCH] res_counter: delete res_counter_write() Since 628f423553 "memcg: limit change shrink usage" both res_counter_write() and write_strategy_fn have been unused. This patch deletes them both. Signed-off-by: Greg Thelen <gthelen@...gle.com> --- include/linux/res_counter.h | 5 ----- kernel/res_counter.c | 22 ---------------------- 2 files changed, 0 insertions(+), 27 deletions(-) diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h index 4b173b6..5ae8456 100644 --- a/include/linux/res_counter.h +++ b/include/linux/res_counter.h @@ -74,14 +74,9 @@ ssize_t res_counter_read(struct res_counter *counter, int member, const char __user *buf, size_t nbytes, loff_t *pos, int (*read_strategy)(unsigned long long val, char *s)); -typedef int (*write_strategy_fn)(const char *buf, unsigned long long *val); - int res_counter_memparse_write_strategy(const char *buf, unsigned long long *res); -int res_counter_write(struct res_counter *counter, int member, - const char *buffer, write_strategy_fn write_strategy); - /* * the field descriptors. one for each member of res_counter */ diff --git a/kernel/res_counter.c b/kernel/res_counter.c index 7b3d6dc..ff55247 100644 --- a/kernel/res_counter.c +++ b/kernel/res_counter.c @@ -198,25 +198,3 @@ int res_counter_memparse_write_strategy(const char *buf, *res = PAGE_ALIGN(*res); return 0; } - -int res_counter_write(struct res_counter *counter, int member, - const char *buf, write_strategy_fn write_strategy) -{ - char *end; - unsigned long flags; - unsigned long long tmp, *val; - - if (write_strategy) { - if (write_strategy(buf, &tmp)) - return -EINVAL; - } else { - tmp = simple_strtoull(buf, &end, 10); - if (*end != '\0') - return -EINVAL; - } - spin_lock_irqsave(&counter->lock, flags); - val = res_counter_member(counter, member); - *val = tmp; - spin_unlock_irqrestore(&counter->lock, flags); - return 0; -} -- 1.7.7.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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