From: Peter Zijlstra Date: Wed, 17 Oct 2007 06:25:42 +0000 (-0700) Subject: lib: percpu_counter_add X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=aa0dff2d09bfa50b7d02714a45920c64568e699d;p=openwrt%2Fstaging%2Fblogic.git lib: percpu_counter_add s/percpu_counter_mod/percpu_counter_add/ Because its a better name, _mod implies modulo. Signed-off-by: Peter Zijlstra Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c index baf71dd721fa..53be25158560 100644 --- a/fs/ext2/balloc.c +++ b/fs/ext2/balloc.c @@ -124,7 +124,7 @@ static int reserve_blocks(struct super_block *sb, int count) return 0; } - percpu_counter_mod(&sbi->s_freeblocks_counter, -count); + percpu_counter_add(&sbi->s_freeblocks_counter, -count); sb->s_dirt = 1; return count; } @@ -134,7 +134,7 @@ static void release_blocks(struct super_block *sb, int count) if (count) { struct ext2_sb_info *sbi = EXT2_SB(sb); - percpu_counter_mod(&sbi->s_freeblocks_counter, count); + percpu_counter_add(&sbi->s_freeblocks_counter, count); sb->s_dirt = 1; } } diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c index 2cb545bf0f3c..4a9746b9afb7 100644 --- a/fs/ext2/ialloc.c +++ b/fs/ext2/ialloc.c @@ -542,7 +542,7 @@ got: goto fail; } - percpu_counter_mod(&sbi->s_freeinodes_counter, -1); + percpu_counter_add(&sbi->s_freeinodes_counter, -1); if (S_ISDIR(mode)) percpu_counter_inc(&sbi->s_dirs_counter); diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c index ca8aee6efe37..df575673e02d 100644 --- a/fs/ext3/balloc.c +++ b/fs/ext3/balloc.c @@ -570,7 +570,7 @@ do_more: cpu_to_le16(le16_to_cpu(desc->bg_free_blocks_count) + group_freed); spin_unlock(sb_bgl_lock(sbi, block_group)); - percpu_counter_mod(&sbi->s_freeblocks_counter, count); + percpu_counter_add(&sbi->s_freeblocks_counter, count); /* We dirtied the bitmap block */ BUFFER_TRACE(bitmap_bh, "dirtied bitmap block"); @@ -1633,7 +1633,7 @@ allocated: gdp->bg_free_blocks_count = cpu_to_le16(le16_to_cpu(gdp->bg_free_blocks_count)-num); spin_unlock(sb_bgl_lock(sbi, group_no)); - percpu_counter_mod(&sbi->s_freeblocks_counter, -num); + percpu_counter_add(&sbi->s_freeblocks_counter, -num); BUFFER_TRACE(gdp_bh, "journal_dirty_metadata for group descriptor"); err = ext3_journal_dirty_metadata(handle, gdp_bh); diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c index 2c97e09c6c6b..a4693c0428be 100644 --- a/fs/ext3/resize.c +++ b/fs/ext3/resize.c @@ -884,9 +884,9 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input) input->reserved_blocks); /* Update the free space counts */ - percpu_counter_mod(&sbi->s_freeblocks_counter, + percpu_counter_add(&sbi->s_freeblocks_counter, input->free_blocks_count); - percpu_counter_mod(&sbi->s_freeinodes_counter, + percpu_counter_add(&sbi->s_freeinodes_counter, EXT3_INODES_PER_GROUP(sb)); ext3_journal_dirty_metadata(handle, sbi->s_sbh); diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index e53b4af52f11..a141456cd491 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -587,7 +587,7 @@ do_more: cpu_to_le16(le16_to_cpu(desc->bg_free_blocks_count) + group_freed); spin_unlock(sb_bgl_lock(sbi, block_group)); - percpu_counter_mod(&sbi->s_freeblocks_counter, count); + percpu_counter_add(&sbi->s_freeblocks_counter, count); /* We dirtied the bitmap block */ BUFFER_TRACE(bitmap_bh, "dirtied bitmap block"); @@ -1647,7 +1647,7 @@ allocated: gdp->bg_free_blocks_count = cpu_to_le16(le16_to_cpu(gdp->bg_free_blocks_count)-num); spin_unlock(sb_bgl_lock(sbi, group_no)); - percpu_counter_mod(&sbi->s_freeblocks_counter, -num); + percpu_counter_add(&sbi->s_freeblocks_counter, -num); BUFFER_TRACE(gdp_bh, "journal_dirty_metadata for group descriptor"); err = ext4_journal_dirty_metadata(handle, gdp_bh); diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index aa11d7dbe970..472fc0d3e1c0 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -893,9 +893,9 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input) input->reserved_blocks); /* Update the free space counts */ - percpu_counter_mod(&sbi->s_freeblocks_counter, + percpu_counter_add(&sbi->s_freeblocks_counter, input->free_blocks_count); - percpu_counter_mod(&sbi->s_freeinodes_counter, + percpu_counter_add(&sbi->s_freeinodes_counter, EXT4_INODES_PER_GROUP(sb)); ext4_journal_dirty_metadata(handle, sbi->s_sbh); diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h index 3d9f70972cdf..b84fc8667de8 100644 --- a/include/linux/percpu_counter.h +++ b/include/linux/percpu_counter.h @@ -32,7 +32,7 @@ struct percpu_counter { void percpu_counter_init(struct percpu_counter *fbc, s64 amount); void percpu_counter_destroy(struct percpu_counter *fbc); -void percpu_counter_mod(struct percpu_counter *fbc, s32 amount); +void percpu_counter_add(struct percpu_counter *fbc, s32 amount); s64 percpu_counter_sum(struct percpu_counter *fbc); static inline s64 percpu_counter_read(struct percpu_counter *fbc) @@ -71,7 +71,7 @@ static inline void percpu_counter_destroy(struct percpu_counter *fbc) } static inline void -percpu_counter_mod(struct percpu_counter *fbc, s32 amount) +percpu_counter_add(struct percpu_counter *fbc, s32 amount) { preempt_disable(); fbc->count += amount; @@ -97,12 +97,12 @@ static inline s64 percpu_counter_sum(struct percpu_counter *fbc) static inline void percpu_counter_inc(struct percpu_counter *fbc) { - percpu_counter_mod(fbc, 1); + percpu_counter_add(fbc, 1); } static inline void percpu_counter_dec(struct percpu_counter *fbc) { - percpu_counter_mod(fbc, -1); + percpu_counter_add(fbc, -1); } #endif /* _LINUX_PERCPU_COUNTER_H */ diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c index cf22c617baa4..5f36ad79a24a 100644 --- a/lib/percpu_counter.c +++ b/lib/percpu_counter.c @@ -14,7 +14,7 @@ static LIST_HEAD(percpu_counters); static DEFINE_MUTEX(percpu_counters_lock); #endif -void percpu_counter_mod(struct percpu_counter *fbc, s32 amount) +void percpu_counter_add(struct percpu_counter *fbc, s32 amount) { long count; s32 *pcount; @@ -32,7 +32,7 @@ void percpu_counter_mod(struct percpu_counter *fbc, s32 amount) } put_cpu(); } -EXPORT_SYMBOL(percpu_counter_mod); +EXPORT_SYMBOL(percpu_counter_add); /* * Add up all the per-cpu counts, return the result. This is a more accurate