From: Sergey Senozhatsky Date: Tue, 10 Jun 2025 04:52:29 +0000 (+0900) Subject: fuse: use freezable wait in fuse_get_req() X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=14cbb72d7595f3a962a7b206f75a32b1bd9fa335;p=thirdparty%2Fkernel%2Fstable.git fuse: use freezable wait in fuse_get_req() Use freezable wait in fuse_get_req() so that it won't block the system from entering suspend: Freezing user space processes failed after 20.009 seconds Call trace: __switch_to+0xcc/0x168 schedule+0x57c/0x1138 fuse_get_req+0xd0/0x2b0 fuse_simple_request+0x120/0x620 fuse_getxattr+0xe4/0x158 fuse_xattr_get+0x2c/0x48 __vfs_getxattr+0x160/0x1d8 get_vfs_caps_from_disk+0x74/0x1a8 __audit_inode+0x244/0x4d8 user_path_at_empty+0x2e0/0x390 __arm64_sys_faccessat+0xdc/0x260 Signed-off-by: Sergey Senozhatsky Signed-off-by: Miklos Szeredi --- diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 5150aa25e64be..3d8a3edebc23a 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -207,8 +207,9 @@ static struct fuse_req *fuse_get_req(struct mnt_idmap *idmap, if (fuse_block_alloc(fc, for_background)) { err = -EINTR; - if (wait_event_killable_exclusive(fc->blocked_waitq, - !fuse_block_alloc(fc, for_background))) + if (wait_event_state_exclusive(fc->blocked_waitq, + !fuse_block_alloc(fc, for_background), + (TASK_KILLABLE | TASK_FREEZABLE))) goto out; } /* Matches smp_wmb() in fuse_set_initialized() */