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sched/wait, fs/nfs: Convert wait_on_atomic_t() usage to the new wait_var_event() API

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The old wait_on_atomic_t() is going to get removed, use the more
flexible wait_var_event() API instead.

No change in functionality.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Anna Schumaker <anna.schumaker@netapp.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra
2018-03-15 11:44:34 +01:00
committed by Ingo Molnar
parent dc5d4afbb0
commit 723c921e7d
4 changed files with 7 additions and 12 deletions
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6
fs/nfs/write.c
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@@ -1620,8 +1620,8 @@ static void nfs_writeback_result(struct rpc_task *task,
static int wait_on_commit(struct nfs_mds_commit_info *cinfo)
{
return wait_on_atomic_t(&cinfo->rpcs_out,
nfs_wait_atomic_killable, TASK_KILLABLE);
return wait_var_event_killable(&cinfo->rpcs_out,
!atomic_read(&cinfo->rpcs_out));
}
static void nfs_commit_begin(struct nfs_mds_commit_info *cinfo)
@@ -1632,7 +1632,7 @@ static void nfs_commit_begin(struct nfs_mds_commit_info *cinfo)
static void nfs_commit_end(struct nfs_mds_commit_info *cinfo)
{
if (atomic_dec_and_test(&cinfo->rpcs_out))
wake_up_atomic_t(&cinfo->rpcs_out);
wake_up_var(&cinfo->rpcs_out);
}
void nfs_commitdata_release(struct nfs_commit_data *data)