linux-ext4 - [PATCH] hook up compat handler for FIEMAP ioctl

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Date:	Mon, 27 Jul 2009 15:09:22 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	ext4 development <linux-ext4@...r.kernel.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: [PATCH] hook up compat handler for FIEMAP ioctl

The FIEMAP_IOC_FIEMAP mapping ioctl was missing a 32-bit
compat handler; the structure is nicely aligned, padded,
and sized, so it should be just this simple.

Tested w/ 32-bit ioctl tester (from Josef) on a 64-bit
kernel on ext4.

Signed-off-by: Eric Sandeen <sandeen@...hat.com>
---

diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index f28f070..f91fd51 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -1905,6 +1905,7 @@ COMPATIBLE_IOCTL(FIONCLEX)
 COMPATIBLE_IOCTL(FIOASYNC)
 COMPATIBLE_IOCTL(FIONBIO)
 COMPATIBLE_IOCTL(FIONREAD)  /* This is also TIOCINQ */
+COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
 /* 0x00 */
 COMPATIBLE_IOCTL(FIBMAP)
 COMPATIBLE_IOCTL(FIGETBSZ)

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