FAILED: patch "[PATCH] fs/ntfs3: Make ntfs_fallocate return -ENOSPC instead of" failed to apply to 5.19-stable tree

PATCH [email protected] 1 participant 1 message Aug 22, 2022

Subsystems (2)

Stable branch NTFS3 filesystem

lore

Share & tools

lore

[email protected]

author maintainer

2022-08-22 10:09 UTC #0 lore raw

The patch below does not apply to the 5.19-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From b3e048720dee5641c522015d3f0ff0f0dc9cdc37 Mon Sep 17 00:00:00 2001
From: Konstantin Komarov <[email protected]>
Date: Fri, 13 May 2022 19:21:54 +0300
Subject: [PATCH] fs/ntfs3: Make ntfs_fallocate return -ENOSPC instead of
-EFBIG

In some cases we need to return ENOSPC
Fixes xfstest generic/213

Fixes 114346978cf6 ("fs/ntfs3: Check new size for limits")

Signed-off-by Konstantin Komarov <[email protected]>

fs/ntfs3/file.c +13 -0

index cf16bde810cc..b5f8837f4145 100644
@@ -671,6 +671,19 @@ static long ntfs_fallocate(struct file *file, int mode, loff_t vbo, loff_t len)
 		ni_unlock(ni);
 	} else {
 		/* Check new size. */
+
+		/* generic/213: expected -ENOSPC instead of -EFBIG. */
+		if (!is_supported_holes) {
+			loff_t to_alloc = new_size - inode_get_bytes(inode);
+
+			if (to_alloc > 0 &&
+			    (to_alloc >> sbi->cluster_bits) >
+				    wnd_zeroes(&sbi->used.bitmap)) {
+				err = -ENOSPC;
+				goto out;
+			}
+		}
+
 		err = inode_newsize_ok(inode, new_size);
 		if (err)
 			goto out;