Commit ceac204e authored Sep 29, 2017 by Josef Bacik Committed by Al Viro Nov 05, 2017

fs: make fiemap work from compat_ioctl



We don't need to do anything special with fiemap to make it work with a
64bit kernel from 32bit userspace, so just go down to do_vfs_ioctl().
Without this patch we were incorrectly failing to do fiemap with a 32bit
userspace on a 64bit kernel.

Signed-off-by: Josef Bacik <jbacik@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent d337b66a

fs/compat_ioctl.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1579,6 +1579,7 @@ COMPAT_SYSCALL_DEFINE3(ioctl, unsigned int, fd, unsigned int, cmd,
		case FICLONE:
		case FICLONERANGE:
		case FIDEDUPERANGE:
		case FS_IOC_FIEMAP:
		goto do_ioctl;

		case FIBMAP:

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