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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-07-04 03:14:56 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-11-28 00:19:54 +0300 |
| commit | 3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae (patch) | |
| tree | 8b52d66806f02c815198e962758ac4199d9ee6e0 /fs/select.c | |
| parent | e6c8adca20ba459dd88057ca74232bf9f1045075 (diff) | |
| download | linux-3ad6f93e98d6df25d0667d847d3ab9cbdccb3eae.tar.xz | |
annotate poll-related wait keys
__poll_t is also used as wait key in some waitqueues.
Verify that wait_..._poll() gets __poll_t as key and
provide a helper for wakeup functions to get back to
that __poll_t value.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/select.c')
| -rw-r--r-- | fs/select.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/select.c b/fs/select.c index b2bf84be5056..ffc16fd3673e 100644 --- a/fs/select.c +++ b/fs/select.c @@ -212,7 +212,7 @@ static int pollwake(wait_queue_entry_t *wait, unsigned mode, int sync, void *key struct poll_table_entry *entry; entry = container_of(wait, struct poll_table_entry, wait); - if (key && !((unsigned long)key & entry->key)) + if (key && !(key_to_poll(key) & entry->key)) return 0; return __pollwake(wait, mode, sync, key); } |