Fixes for 5.4

Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/queue-5.4/revert-fs-check-fmode_lseek-to-control-internal-pipe.patch b/queue-5.4/revert-fs-check-fmode_lseek-to-control-internal-pipe.patch
new file mode 100644 (file)
index 0000000..9a82567
--- /dev/null
+++ b/queue-5.4/revert-fs-check-fmode_lseek-to-control-internal-pipe.patch
@@ -0,0 +1,47 @@
+From bc3616dd8ea948c52d9a3d0c877fded1eb7f24eb Mon Sep 17 00:00:00 2001
+From: Sasha Levin <sashal@kernel.org>
+Date: Sat, 15 Oct 2022 07:18:38 -0400
+Subject: Revert "fs: check FMODE_LSEEK to control internal pipe splicing"
+
+This reverts commit fd0a6e99b61e6c08fa5cf585d54fd956f70c73a6.
+
+Which was upstream commit 97ef77c52b789ec1411d360ed99dca1efe4b2c81.
+
+The commit is missing dependencies and breaks NFS tests, remove it for
+now.
+
+Reported-by: Saeed Mirzamohammadi <saeed.mirzamohammadi@oracle.com>
+Signed-off-by: Sasha Levin <sashal@kernel.org>
+---
+ fs/splice.c | 10 ++++++----
+ 1 file changed, 6 insertions(+), 4 deletions(-)
+
+diff --git a/fs/splice.c b/fs/splice.c
+index ae5623244d5e..e509239d7e06 100644
+--- a/fs/splice.c
++++ b/fs/splice.c
+@@ -895,15 +895,17 @@ ssize_t splice_direct_to_actor(struct file *in, struct splice_desc *sd,
+ {
+       struct pipe_inode_info *pipe;
+       long ret, bytes;
++      umode_t i_mode;
+       size_t len;
+       int i, flags, more;
+ 
+       /*
+-       * We require the input to be seekable, as we don't want to randomly
+-       * drop data for eg socket -> socket splicing. Use the piped splicing
+-       * for that!
++       * We require the input being a regular file, as we don't want to
++       * randomly drop data for eg socket -> socket splicing. Use the
++       * piped splicing for that!
+        */
+-      if (unlikely(!(in->f_mode & FMODE_LSEEK)))
++      i_mode = file_inode(in)->i_mode;
++      if (unlikely(!S_ISREG(i_mode) && !S_ISBLK(i_mode)))
+               return -EINVAL;
+ 
+       /*
+-- 
+2.35.1
+

diff --git a/queue-5.4/series b/queue-5.4/series
new file mode 100644 (file)
index 0000000..6338472
--- /dev/null
+++ b/queue-5.4/series
@@ -0,0 +1 @@
+revert-fs-check-fmode_lseek-to-control-internal-pipe.patch