This is a note to let you know that I've just added the patch titled
fsnotify/fdinfo: use named constants instead of hardcoded values
to the 3.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fsnotify-fdinfo-use-named-constants-instead-of-hardcoded-values.patch
and it can be found in the queue-3.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 1fc98d11cac6dd66342e5580cb2687e5b1e9a613 Mon Sep 17 00:00:00 2001
From: Andrey Vagin <avagin@xxxxxxxxxx>
Date: Tue, 9 Sep 2014 14:51:04 -0700
Subject: fsnotify/fdinfo: use named constants instead of hardcoded values
From: Andrey Vagin <avagin@xxxxxxxxxx>
commit 1fc98d11cac6dd66342e5580cb2687e5b1e9a613 upstream.
MAX_HANDLE_SZ is equal to 128, but currently the size of pad is only 64
bytes, so exportfs_encode_inode_fh can return an error.
Signed-off-by: Andrey Vagin <avagin@xxxxxxxxxx>
Acked-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/notify/fdinfo.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/fs/notify/fdinfo.c
+++ b/fs/notify/fdinfo.c
@@ -42,7 +42,7 @@ static int show_mark_fhandle(struct seq_
{
struct {
struct file_handle handle;
- u8 pad[64];
+ u8 pad[MAX_HANDLE_SZ];
} f;
int size, ret, i;
@@ -50,7 +50,7 @@ static int show_mark_fhandle(struct seq_
size = f.handle.handle_bytes >> 2;
ret = exportfs_encode_inode_fh(inode, (struct fid *)f.handle.f_handle, &size, 0);
- if ((ret == 255) || (ret == -ENOSPC)) {
+ if ((ret == FILEID_INVALID) || (ret == -ENOSPC)) {
WARN_ONCE(1, "Can't encode file handler for inotify: %d\n", ret);
return 0;
}
Patches currently in stable-queue which might be from avagin@xxxxxxxxxx are
queue-3.16/fs-notify-don-t-show-f_handle-if-exportfs_encode_inode_fh-failed.patch
queue-3.16/fsnotify-fdinfo-use-named-constants-instead-of-hardcoded-values.patch
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