From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Eryu Guan <eguan@redhat.com>
Cc: Amir Goldstein <amir73il@gmail.com>,
linux-xfs <linux-xfs@vger.kernel.org>,
fstests <fstests@vger.kernel.org>
Subject: Re: [PATCH 6/8] fsstress: implement the clonerange/deduperange ioctls
Date: Thu, 14 Dec 2017 12:20:43 -0800 [thread overview]
Message-ID: <20171214202043.GK6896@magnolia> (raw)
In-Reply-To: <20171214073246.GF2749@eguan.usersys.redhat.com>
On Thu, Dec 14, 2017 at 03:32:46PM +0800, Eryu Guan wrote:
> On Thu, Dec 14, 2017 at 08:39:38AM +0200, Amir Goldstein wrote:
> > On Wed, Dec 13, 2017 at 8:03 AM, Darrick J. Wong
> > <darrick.wong@oracle.com> wrote:
> > > From: Darrick J. Wong <darrick.wong@oracle.com>
> > >
> > > Mix it up a bit by reflinking and deduping data blocks when possible.
> > >
> > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> > > ---
> > > ltp/fsstress.c | 440 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> > > 1 file changed, 440 insertions(+)
> > >
> > >
> > > diff --git a/ltp/fsstress.c b/ltp/fsstress.c
> > > index 96f48b1..e2dfa5e 100644
> > > --- a/ltp/fsstress.c
> > > +++ b/ltp/fsstress.c
> > > @@ -68,7 +68,9 @@ typedef enum {
> > > OP_BULKSTAT,
> > > OP_BULKSTAT1,
> > > OP_CHOWN,
> > > + OP_CLONERANGE,
> > > OP_CREAT,
> > > + OP_DEDUPERANGE,
> > > OP_DREAD,
> > > OP_DWRITE,
> > > OP_FALLOCATE,
> > > @@ -174,7 +176,9 @@ void awrite_f(int, long);
> > > void bulkstat_f(int, long);
> > > void bulkstat1_f(int, long);
> > > void chown_f(int, long);
> > > +void clonerange_f(int, long);
> > > void creat_f(int, long);
> > > +void deduperange_f(int, long);
> > > void dread_f(int, long);
> > > void dwrite_f(int, long);
> > > void fallocate_f(int, long);
> > > @@ -221,7 +225,9 @@ opdesc_t ops[] = {
> > > { OP_BULKSTAT, "bulkstat", bulkstat_f, 1, 0 },
> > > { OP_BULKSTAT1, "bulkstat1", bulkstat1_f, 1, 0 },
> > > { OP_CHOWN, "chown", chown_f, 3, 1 },
> > > + { OP_CLONERANGE, "clonerange", clonerange_f, 4, 1 },
> > > { OP_CREAT, "creat", creat_f, 4, 1 },
> > > + { OP_DEDUPERANGE, "deduperange", deduperange_f, 4, 1},
> > > { OP_DREAD, "dread", dread_f, 4, 0 },
> > > { OP_DWRITE, "dwrite", dwrite_f, 4, 1 },
> > > { OP_FALLOCATE, "fallocate", fallocate_f, 1, 1 },
> > > @@ -1312,6 +1318,16 @@ make_freq_table(void)
> > > }
> > > }
> > >
> > > +void
> > > +free_freq_table(void)
> > > +{
> > > + if (!freq_table)
> > > + return;
> > > + free(freq_table);
> > > + freq_table = NULL;
> > > + freq_table_size = 0;
> > > +}
> > > +
> > > int
> > > mkdir_path(pathname_t *name, mode_t mode)
> > > {
> > > @@ -2189,6 +2205,430 @@ chown_f(int opno, long r)
> > > free_pathname(&f);
> > > }
> > >
> > > +static void
> > > +disable_op(opty_t opt)
> > > +{
> > > + opdesc_t *p;
> > > +
> > > + for (p = ops; p < ops_end; p++) {
> > > + if (opt == p->op) {
> > > + p->freq = 0;
> > > + free_freq_table();
> > > + make_freq_table();
> > > + return;
> > > + }
> > > + }
> > > +}
> > > +
> >
> > If we want to go down the path of runtime disable ops, the question is:
> > Why disable_op clonerange/deduperange and not disable_op
> > insert/collapse/zero/punch? there are probably other ops as well.
> > This is also inconsistent by the fact that build time disable of
> > neither FALLOC nor LONERANGE/DEDUPERANGE will not
> > change the random op sequence, while runtime disable will.
>
> That's a good point. I don't think we want to disable unsupported
> operations dynamically, fsstress just accepts/ignores whatever result
> the operation gives and just prints the errno to log in verbose mode.
Ok, I'll remove all the auto-disabling stuff & resubmit.
--D
> Thanks,
> Eryu
>
> >
> > This is related to the conversation of the golden output of xfs/068.
> > Will take my arguments there now...
> >
> > Amir.
> --
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next prev parent reply other threads:[~2017-12-14 20:20 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-13 6:03 [PATCH 0/8] weekly fstests changes Darrick J. Wong
2017-12-13 6:03 ` [PATCH 1/8] common/rc: report kmemleak errors Darrick J. Wong
2017-12-14 9:37 ` Eryu Guan
2017-12-14 18:15 ` Darrick J. Wong
2018-01-05 8:02 ` Eryu Guan
2018-01-05 17:02 ` Darrick J. Wong
2018-01-07 15:25 ` Eryu Guan
2017-12-13 6:03 ` [PATCH 2/8] common/xfs: fix scrub support probing again Darrick J. Wong
2017-12-13 6:03 ` [PATCH 3/8] generic/45[34]: test line draw characters in file/attr names Darrick J. Wong
2017-12-13 6:03 ` [PATCH 4/8] xfs: fix tests to handle removal of no-alloc create nonfeature Darrick J. Wong
2017-12-13 22:12 ` Dave Chinner
2017-12-13 22:45 ` [PATCH v2 " Darrick J. Wong
2017-12-13 6:03 ` [PATCH 5/8] generic: test error shutdown while stressing filesystem Darrick J. Wong
2017-12-13 6:03 ` [PATCH 6/8] fsstress: implement the clonerange/deduperange ioctls Darrick J. Wong
2017-12-14 6:39 ` Amir Goldstein
2017-12-14 7:32 ` Eryu Guan
2017-12-14 20:20 ` Darrick J. Wong [this message]
2017-12-15 2:07 ` [PATCH v2 " Darrick J. Wong
2018-01-03 8:48 ` Eryu Guan
2018-01-03 17:12 ` Darrick J. Wong
2018-01-05 4:35 ` Eryu Guan
2018-01-05 4:54 ` Darrick J. Wong
2018-01-06 1:46 ` Darrick J. Wong
2018-01-09 7:09 ` Darrick J. Wong
2018-02-22 16:06 ` Luis Henriques
2018-02-22 17:27 ` Darrick J. Wong
2018-02-22 18:17 ` Luis Henriques
2018-02-22 18:34 ` Darrick J. Wong
2018-02-23 10:17 ` Luis Henriques
2017-12-13 6:04 ` [PATCH 7/8] generic: run a long-soak write-only fsstress test Darrick J. Wong
2018-01-07 15:34 ` Eryu Guan
2017-12-13 6:04 ` [PATCH 8/8] xfs/068: fix variability problems in file/dir count output Darrick J. Wong
2017-12-13 22:20 ` Dave Chinner
2017-12-13 22:23 ` Darrick J. Wong
2017-12-13 22:45 ` Dave Chinner
2017-12-13 23:17 ` Darrick J. Wong
2017-12-13 23:42 ` Dave Chinner
2017-12-13 23:28 ` [PATCH v2 8/8] xfs/068: fix clonerange " Darrick J. Wong
2017-12-13 23:44 ` Dave Chinner
2017-12-14 6:52 ` Amir Goldstein
2017-12-14 7:37 ` Amir Goldstein
2017-12-14 7:49 ` Eryu Guan
2017-12-14 8:15 ` Amir Goldstein
2017-12-14 21:35 ` Dave Chinner
2017-12-15 2:04 ` Darrick J. Wong
2017-12-15 4:37 ` Dave Chinner
2017-12-15 7:06 ` Amir Goldstein
2017-12-15 2:08 ` [PATCH v3 8/8] xfs/068: fix variability " Darrick J. Wong
2017-12-15 2:16 ` Darrick J. Wong
2017-12-15 2:17 ` [PATCH v4 " Darrick J. Wong
2017-12-15 8:55 ` [PATCH 0/8] weekly fstests changes Eryu Guan
2018-01-03 19:22 ` [PATCH 9/8] xfs: find libxfs api violations Darrick J. Wong
2018-01-03 19:26 ` [PATCH 10/8] xfs: check that fs freeze minimizes required recovery Darrick J. Wong
2018-01-09 11:33 ` Eryu Guan
2018-01-10 0:03 ` Darrick J. Wong
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