From 9bb430a89d2dfce58a3d61a3a04e149109d3934e Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Wed, 31 Jan 2024 18:02:01 -0500 Subject: 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 Link: https://lore.kernel.org/r/20240131-flsplit-v3-20-c6129007ee8d@kernel.org Reviewed-by: NeilBrown Signed-off-by: Christian Brauner --- fs/locks.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'fs/locks.c') 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) */ -- cgit v1.2.3