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Message-Id: <20100427150636.241eb65b.sfr@canb.auug.org.au>
Date: Tue, 27 Apr 2010 15:06:36 +1000
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: "Frédéric Weisbecker" <fweisbec@...il.com>
Cc: linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
Arnd Bergmann <arnd@...db.de>,
Linus Torvalds <torvalds@...ux-foundation.org>
Subject: linux-next: manual merge of the bkl-ioctl tree with the bkl-procfs
tree
Hi Frédéric,
Today's linux-next merge of the bkl-ioctl tree got a conflict in
fs/proc/inode.c between commit 3ab8dfb0802f33741cc4afa6adf7cb30b1cd1761
("procfs: Kill the bkl in ioctl") from the bkl-procfs tree and commit
1dd97d3d546aa14db7efa5366b21d1336b91379e ("Rename 'struct
file_operations' 'ioctl' fn pointer to 'bkl_ioctl'") from the bkl-ioctl
tree.
I fixed it up (see below - probably not optimal) and can carry the fix as
necessary.
--
Cheers,
Stephen Rothwell sfr@...b.auug.org.au
diff --cc fs/proc/inode.c
index aea8502,8e8f813..0000000
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@@ -231,10 -231,10 +231,10 @@@ static long proc_reg_unlocked_ioctl(str
rv = unlocked_ioctl(file, cmd, arg);
if (rv == -ENOIOCTLCMD)
rv = -EINVAL;
- } else if (ioctl) {
+ } else if (bkl_ioctl) {
- lock_kernel();
+ WARN_ONCE(1, "Procfs ioctl handlers must use unlocked_ioctl, "
+ "%pf will be called without the Bkl held\n", bkl_ioctl);
- rv = ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
+ rv = bkl_ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
- unlock_kernel();
}
pde_users_dec(pde);
--
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