From: Max Kellermann <max.kellermann@ionos.com>
Date: Tue, 13 May 2025 15:03:27 +0000 (+0200)
Subject: fs/read_write: make default_llseek() killable
X-Git-Tag: v6.16-rc1~223^2~1^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2e1a8fbff51bb9bdf0fe9c6602855e308efcfcdb;p=thirdparty%2Flinux.git

fs/read_write: make default_llseek() killable

Allows killing processes that are waiting for the inode lock.

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
Link: https://lore.kernel.org/20250513150327.1373061-4-max.kellermann@ionos.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
---

diff --git a/fs/read_write.c b/fs/read_write.c
index bb0ed26a0b3ae..0ef70e128c4af 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -332,7 +332,9 @@ loff_t default_llseek(struct file *file, loff_t offset, int whence)
 	struct inode *inode = file_inode(file);
 	loff_t retval;
 
-	inode_lock(inode);
+	retval = inode_lock_killable(inode);
+	if (retval)
+		return retval;
 	switch (whence) {
 		case SEEK_END:
 			offset += i_size_read(inode);