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blk-mq-debugfs: Add missing __acquires() / __releases() annotations

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This patch avoids that sparse complains about lock imbalances.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Bart Van Assche 2017-02-01 10:20:56 -08:00 committed by Jens Axboe
parent d486f1f204
commit f3bcb0e606
1 changed files with 4 additions and 0 deletions
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4
block/blk-mq-debugfs.c
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@ -95,6 +95,7 @@ static int blk_mq_debugfs_rq_show(struct seq_file *m, void *v)
}
static void *hctx_dispatch_start(struct seq_file *m, loff_t *pos)
__acquires(&hctx->lock)
{
struct blk_mq_hw_ctx *hctx = m->private;
@ -110,6 +111,7 @@ static void *hctx_dispatch_next(struct seq_file *m, void *v, loff_t *pos)
}
static void hctx_dispatch_stop(struct seq_file *m, void *v)
__releases(&hctx->lock)
{
struct blk_mq_hw_ctx *hctx = m->private;
@ -482,6 +484,7 @@ static const struct file_operations hctx_active_fops = {
};
static void *ctx_rq_list_start(struct seq_file *m, loff_t *pos)
__acquires(&ctx->lock)
{
struct blk_mq_ctx *ctx = m->private;
@ -497,6 +500,7 @@ static void *ctx_rq_list_next(struct seq_file *m, void *v, loff_t *pos)
}
static void ctx_rq_list_stop(struct seq_file *m, void *v)
__releases(&ctx->lock)
{
struct blk_mq_ctx *ctx = m->private;