From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758776AbXHCM7O (ORCPT ); Fri, 3 Aug 2007 08:59:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762098AbXHCM5E (ORCPT ); Fri, 3 Aug 2007 08:57:04 -0400 Received: from mx1.redhat.com ([66.187.233.31]:51078 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762076AbXHCM5C (ORCPT ); Fri, 3 Aug 2007 08:57:02 -0400 Message-Id: <20070803125234.119536000@chello.nl> References: <20070803123712.987126000@chello.nl> User-Agent: quilt/0.45-1 Date: Fri, 03 Aug 2007 14:37:15 +0200 From: Peter Zijlstra To: linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: miklos@szeredi.hu, akpm@linux-foundation.org, neilb@suse.de, dgc@sgi.com, tomoki.sekiyama.qu@hitachi.com, a.p.zijlstra@chello.nl, nikita@clusterfs.com, trond.myklebust@fys.uio.no, yingchao.zhou@gmail.com, richard@rsk.demon.co.uk, torvalds@linux-foundation.org Subject: [PATCH 02/23] lib: percpu_counter_add Content-Disposition: inline; filename=percpu_counter_add.patch Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org s/percpu_counter_mod/percpu_counter_add/ Because its a better name, _mod implies modulo. Signed-off-by: Peter Zijlstra --- fs/ext2/balloc.c | 4 ++-- fs/ext2/ialloc.c | 2 +- fs/ext3/balloc.c | 4 ++-- fs/ext3/resize.c | 4 ++-- fs/ext4/balloc.c | 4 ++-- fs/ext4/resize.c | 4 ++-- include/linux/percpu_counter.h | 8 ++++---- lib/percpu_counter.c | 4 ++-- 8 files changed, 17 insertions(+), 17 deletions(-) Index: linux-2.6/fs/ext2/balloc.c =================================================================== --- linux-2.6.orig/fs/ext2/balloc.c +++ linux-2.6/fs/ext2/balloc.c @@ -99,7 +99,7 @@ static void release_blocks(struct super_ 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; } } @@ -1328,7 +1328,7 @@ allocated: } group_adjust_blocks(sb, group_no, gdp, gdp_bh, -num); - percpu_counter_mod(&sbi->s_freeblocks_counter, -num); + percpu_counter_add(&sbi->s_freeblocks_counter, -num); mark_buffer_dirty(bitmap_bh); if (sb->s_flags & MS_SYNCHRONOUS) Index: linux-2.6/fs/ext2/ialloc.c =================================================================== --- linux-2.6.orig/fs/ext2/ialloc.c +++ linux-2.6/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); Index: linux-2.6/fs/ext3/balloc.c =================================================================== --- linux-2.6.orig/fs/ext3/balloc.c +++ linux-2.6/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); Index: linux-2.6/fs/ext3/resize.c =================================================================== --- linux-2.6.orig/fs/ext3/resize.c +++ linux-2.6/fs/ext3/resize.c @@ -884,9 +884,9 @@ int ext3_group_add(struct super_block *s 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); Index: linux-2.6/fs/ext4/balloc.c =================================================================== --- linux-2.6.orig/fs/ext4/balloc.c +++ linux-2.6/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"); @@ -1656,7 +1656,7 @@ 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); Index: linux-2.6/fs/ext4/resize.c =================================================================== --- linux-2.6.orig/fs/ext4/resize.c +++ linux-2.6/fs/ext4/resize.c @@ -893,9 +893,9 @@ int ext4_group_add(struct super_block *s 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); Index: linux-2.6/include/linux/percpu_counter.h =================================================================== --- linux-2.6.orig/include/linux/percpu_counter.h +++ linux-2.6/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_destro } 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(str 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 */ Index: linux-2.6/lib/percpu_counter.c =================================================================== --- linux-2.6.orig/lib/percpu_counter.c +++ linux-2.6/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_co } 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 --