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| author | Jeff Layton <jlayton@kernel.org> | 2024-01-31 18:02:01 -0500 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2024-02-05 13:11:38 +0100 |
| commit | 9bb430a89d2dfce58a3d61a3a04e149109d3934e (patch) | |
| tree | a6cc70ffc6861fb0ffde03459accbd747f25031c /fs/locks.c | |
| parent | fde4951834c22fc634c1e1238b874f894ef46c9c (diff) | |
| download | linux-9bb430a89d2dfce58a3d61a3a04e149109d3934e.tar.gz linux-9bb430a89d2dfce58a3d61a3a04e149109d3934e.tar.bz2 linux-9bb430a89d2dfce58a3d61a3a04e149109d3934e.zip | |
filelock: make posix_same_owner take file_lock_core pointers
Change posix_same_owner to take struct file_lock_core pointers, and
convert the callers to pass those in.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://lore.kernel.org/r/20240131-flsplit-v3-20-c6129007ee8d@kernel.org
Reviewed-by: NeilBrown <neilb@suse.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/locks.c')
| -rw-r--r-- | fs/locks.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/locks.c b/fs/locks.c index 5d25a3f53c9d..9ff331b55b7a 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -590,9 +590,9 @@ static inline int locks_overlap(struct file_lock *fl1, struct file_lock *fl2) /* * Check whether two locks have the same owner. */ -static int posix_same_owner(struct file_lock *fl1, struct file_lock *fl2) +static int posix_same_owner(struct file_lock_core *fl1, struct file_lock_core *fl2) { - return fl1->c.flc_owner == fl2->c.flc_owner; + return fl1->flc_owner == fl2->flc_owner; } /* Must be called with the flc_lock held! */ @@ -857,7 +857,7 @@ static bool posix_locks_conflict(struct file_lock *caller_fl, /* POSIX locks owned by the same process do not conflict with * each other. */ - if (posix_same_owner(caller_fl, sys_fl)) + if (posix_same_owner(&caller_fl->c, &sys_fl->c)) return false; /* Check whether they overlap */ @@ -875,7 +875,7 @@ static bool posix_test_locks_conflict(struct file_lock *caller_fl, { /* F_UNLCK checks any locks on the same fd. */ if (lock_is_unlock(caller_fl)) { - if (!posix_same_owner(caller_fl, sys_fl)) + if (!posix_same_owner(&caller_fl->c, &sys_fl->c)) return false; return locks_overlap(caller_fl, sys_fl); } @@ -978,7 +978,7 @@ static struct file_lock *what_owner_is_waiting_for(struct file_lock *block_fl) struct file_lock *fl; hash_for_each_possible(blocked_hash, fl, c.flc_link, posix_owner_key(block_fl)) { - if (posix_same_owner(fl, block_fl)) { + if (posix_same_owner(&fl->c, &block_fl->c)) { while (fl->c.flc_blocker) fl = fl->c.flc_blocker; return fl; @@ -1005,7 +1005,7 @@ static int posix_locks_deadlock(struct file_lock *caller_fl, while ((block_fl = what_owner_is_waiting_for(block_fl))) { if (i++ > MAX_DEADLK_ITERATIONS) return 0; - if (posix_same_owner(caller_fl, block_fl)) + if (posix_same_owner(&caller_fl->c, &block_fl->c)) return 1; } return 0; @@ -1178,13 +1178,13 @@ retry: /* Find the first old lock with the same owner as the new lock */ list_for_each_entry(fl, &ctx->flc_posix, c.flc_list) { - if (posix_same_owner(request, fl)) + if (posix_same_owner(&request->c, &fl->c)) break; } /* Process locks with this owner. */ list_for_each_entry_safe_from(fl, tmp, &ctx->flc_posix, c.flc_list) { - if (!posix_same_owner(request, fl)) + if (!posix_same_owner(&request->c, &fl->c)) break; /* Detect adjacent or overlapping regions (if same lock type) */ |