Message ID | 1330925795-12358-1-git-send-email-vapier@gentoo.org |
---|---|
State | Accepted, archived |
Headers | show |
On Mon, Mar 05, 2012 at 12:36:35AM -0500, Mike Frysinger wrote: > If we have newer kernel headers which define FALLOC_FL_PUNCH_HOLE, but we > are on an older glibc which lacks fallocate, we end up trying to use the > func anyways. Check the ifdef that autoconf already set up for us. > > Reported-by: Ortwin Glueck <odi@odi.ch> > Signed-off-by: Mike Frysinger <vapier@gentoo.org> Thanks, applied. - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/lib/ext2fs/unix_io.c b/lib/ext2fs/unix_io.c index 9f0613a..da3f8fd 100644 --- a/lib/ext2fs/unix_io.c +++ b/lib/ext2fs/unix_io.c @@ -905,7 +905,7 @@ static errcode_t unix_discard(io_channel channel, unsigned long long block, goto unimplemented; #endif } else { -#ifdef FALLOC_FL_PUNCH_HOLE +#if defined(HAVE_FALLOCATE) && defined(FALLOC_FL_PUNCH_HOLE) /* * If we are not on block device, try to use punch hole * to reclaim free space.
If we have newer kernel headers which define FALLOC_FL_PUNCH_HOLE, but we are on an older glibc which lacks fallocate, we end up trying to use the func anyways. Check the ifdef that autoconf already set up for us. Reported-by: Ortwin Glueck <odi@odi.ch> Signed-off-by: Mike Frysinger <vapier@gentoo.org> --- lib/ext2fs/unix_io.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)