| Message ID | 20190316041154.27619-1-xifeng@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2] cifs: fix that return -EINVAL when do dedupe operation | expand |
updated and tentatively placed in for-next - running the automated tests now On Fri, Mar 15, 2019 at 11:12 PM XiaoLi Feng <xifeng@redhat.com> wrote: > > From: Xiaoli Feng <fengxiaoli0714@gmail.com> > > dedupe_file_range operations is combiled into remap_file_range. > But it's always skipped for dedupe operations in function > cifs_remap_file_range. > > Example to test: > Before this patch: > # dd if=/dev/zero of=cifs/file bs=1M count=1 > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file > XFS_IOC_FILE_EXTENT_SAME: Invalid argument > > After this patch: > # dd if=/dev/zero of=cifs/file bs=1M count=1 > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file > XFS_IOC_FILE_EXTENT_SAME: Operation not supported > > Influence for xfstests: > generic/091 > generic/112 > generic/127 > generic/263 > These tests report this error "do_copy_range:: Invalid > argument" instead of "FIDEDUPERANGE: Invalid argument". > Because there are still two bugs cause these test failed. > https://bugzilla.kernel.org/show_bug.cgi?id=202935 > https://bugzilla.kernel.org/show_bug.cgi?id=202785 > > Signed-off-by: Xiaoli Feng <fengxiaoli0714@gmail.com> > --- > > Sorry, there are some missing in commit log of last patch. Because they > are beginning with the world '#". The git will ignores these lines. > And add influence for xfstests. > > fs/cifs/cifsfs.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c > index 217276b8b942..f9b71c12cc9f 100644 > --- a/fs/cifs/cifsfs.c > +++ b/fs/cifs/cifsfs.c > @@ -1008,7 +1008,7 @@ static loff_t cifs_remap_file_range(struct file *src_file, loff_t off, > unsigned int xid; > int rc; > > - if (remap_flags & ~REMAP_FILE_ADVISORY) > + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) > return -EINVAL; > > cifs_dbg(FYI, "clone range\n"); > -- > 2.18.1 >
пт, 15 мар. 2019 г. в 22:39, Steve French <smfrench@gmail.com>: > > updated and tentatively placed in for-next - running the automated tests now > > On Fri, Mar 15, 2019 at 11:12 PM XiaoLi Feng <xifeng@redhat.com> wrote: > > > > From: Xiaoli Feng <fengxiaoli0714@gmail.com> > > > > dedupe_file_range operations is combiled into remap_file_range. > > But it's always skipped for dedupe operations in function > > cifs_remap_file_range. > > > > Example to test: > > Before this patch: > > # dd if=/dev/zero of=cifs/file bs=1M count=1 > > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file > > XFS_IOC_FILE_EXTENT_SAME: Invalid argument > > > > After this patch: > > # dd if=/dev/zero of=cifs/file bs=1M count=1 > > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file > > XFS_IOC_FILE_EXTENT_SAME: Operation not supported > > > > Influence for xfstests: > > generic/091 > > generic/112 > > generic/127 > > generic/263 > > These tests report this error "do_copy_range:: Invalid > > argument" instead of "FIDEDUPERANGE: Invalid argument". > > Because there are still two bugs cause these test failed. > > https://bugzilla.kernel.org/show_bug.cgi?id=202935 > > https://bugzilla.kernel.org/show_bug.cgi?id=202785 Hi Xiaoli, About https://bugzilla.kernel.org/show_bug.cgi?id=202785: which kernel version did you use for testing? There is a fix merged recently that fixes a similar problem: https://patchwork.ozlabs.org/patch/1052067/. -- Best regards, Pavel Shilovsky
Thanks for confirming this! -- Best regards, Pavel Shilovsky вс, 17 мар. 2019 г. в 06:46, 冯小丽 <fengxiaoli0714@gmail.com>: > > I checked my test kernel. It didn't include the fixed patch you mention. And after including this fixed > patch, bz202785 is gone. Thank you for this information. I will update the commit log. > > (re-send this mail again. Because the last mail message contains HTML subpart. Sorry about that) > > Pavel Shilovsky <piastryyy@gmail.com> 于2019年3月17日周日 上午12:46写道： >> >> пт, 15 мар. 2019 г. в 22:39, Steve French <smfrench@gmail.com>: >> >> > >> > updated and tentatively placed in for-next - running the automated tests now >> > >> > On Fri, Mar 15, 2019 at 11:12 PM XiaoLi Feng <xifeng@redhat.com> wrote: >> > > >> > > From: Xiaoli Feng <fengxiaoli0714@gmail.com> >> > > >> > > dedupe_file_range operations is combiled into remap_file_range. >> > > But it's always skipped for dedupe operations in function >> > > cifs_remap_file_range. >> > > >> > > Example to test: >> > > Before this patch: >> > > # dd if=/dev/zero of=cifs/file bs=1M count=1 >> > > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file >> > > XFS_IOC_FILE_EXTENT_SAME: Invalid argument >> > > >> > > After this patch: >> > > # dd if=/dev/zero of=cifs/file bs=1M count=1 >> > > # xfs_io -c "dedupe cifs/file 4k 64k 4k" cifs/file >> > > XFS_IOC_FILE_EXTENT_SAME: Operation not supported >> > > >> > > Influence for xfstests: >> > > generic/091 >> > > generic/112 >> > > generic/127 >> > > generic/263 >> > > These tests report this error "do_copy_range:: Invalid >> > > argument" instead of "FIDEDUPERANGE: Invalid argument". >> > > Because there are still two bugs cause these test failed. >> > > https://bugzilla.kernel.org/show_bug.cgi?id=202935 >> > > https://bugzilla.kernel.org/show_bug.cgi?id=202785 >> >> Hi Xiaoli, >> >> About https://bugzilla.kernel.org/show_bug.cgi?id=202785: which kernel >> version did you use for testing? >> >> There is a fix merged recently that fixes a similar problem: >> https://patchwork.ozlabs.org/patch/1052067/. >> >> -- >> Best regards, >> Pavel Shilovsky
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 217276b8b942..f9b71c12cc9f 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -1008,7 +1008,7 @@ static loff_t cifs_remap_file_range(struct file *src_file, loff_t off, unsigned int xid; int rc; - if (remap_flags & ~REMAP_FILE_ADVISORY) + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) return -EINVAL; cifs_dbg(FYI, "clone range\n");