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f2fs: use percpu_counter for alloc_valid_block_count

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This patch uses percpu_count for sbi->alloc_valid_block_count.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2016-05-16 11:06:50 -07:00
parent 1beba1b3a9
commit 41382ec432
4 changed files with 14 additions and 8 deletions
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7
fs/f2fs/super.c
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@@ -617,6 +617,7 @@ static void destroy_percpu_info(struct f2fs_sb_info *sbi)
for (i = 0; i < NR_COUNT_TYPE; i++)
percpu_counter_destroy(&sbi->nr_pages[i]);
percpu_counter_destroy(&sbi->alloc_valid_block_count);
}
static void f2fs_put_super(struct super_block *sb)
@@ -1382,7 +1383,9 @@ static int init_percpu_info(struct f2fs_sb_info *sbi)
if (err)
return err;
}
return 0;
return percpu_counter_init(&sbi->alloc_valid_block_count, 0,
GFP_KERNEL);
}
/*
@@ -1601,7 +1604,7 @@ try_onemore:
sbi->total_valid_block_count =
le64_to_cpu(sbi->ckpt->valid_block_count);
sbi->last_valid_block_count = sbi->total_valid_block_count;
sbi->alloc_valid_block_count = 0;
for (i = 0; i < NR_INODE_TYPE; i++) {
INIT_LIST_HEAD(&sbi->inode_list[i]);
spin_lock_init(&sbi->inode_lock[i]);