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| author | Nicholas Piggin <npiggin@gmail.com> | 2017-02-22 15:44:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-22 16:41:29 -0800 |
| commit | d94e0c05eba9ed627ce467a7c3e92b365269f905 (patch) | |
| tree | af2c18d5360a60f5c311b0f4a003925ae095c59b /fs | |
| parent | 93607e5a554a6408a1b56cdd146edc91e5da9983 (diff) | |
| download | linux-d94e0c05eba9ed627ce467a7c3e92b365269f905.tar.gz linux-d94e0c05eba9ed627ce467a7c3e92b365269f905.tar.bz2 linux-d94e0c05eba9ed627ce467a7c3e92b365269f905.zip | |
nfs: no PG_private waiters remain, remove waker
Since commit 4f52b6bb8c57 ("NFS: Don't call COMMIT in ->releasepage()"),
no tasks wait on PagePrivate.
Thus the wake introduced in commit 9590544694be ("NFS: avoid deadlocks
with loop-back mounted NFS filesystems.") can be removed.
Link: http://lkml.kernel.org/r/20170103182234.30141-2-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Cc: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Anna Schumaker <anna.schumaker@netapp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/write.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index b00d53d13d47..006068526542 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -728,8 +728,6 @@ static void nfs_inode_remove_request(struct nfs_page *req) if (likely(head->wb_page && !PageSwapCache(head->wb_page))) { set_page_private(head->wb_page, 0); ClearPagePrivate(head->wb_page); - smp_mb__after_atomic(); - wake_up_page(head->wb_page, PG_private); clear_bit(PG_MAPPED, &head->wb_flags); } nfsi->nrequests--; |