From: Srikanth Yalavarthi <syalavarthi@marvell.com>
To: David Marchand <david.marchand@redhat.com>
Cc: Aaron Conole <aconole@redhat.com>,
Igor Russkikh <irusskikh@marvell.com>,
"dev@dpdk.org" <dev@dpdk.org>,
Shivah Shankar Shankar Narayan Rao <sshankarnara@marvell.com>,
Anup Prabhu <aprabhu@marvell.com>,
Prince Takkar <ptakkar@marvell.com>,
"jerinjacobk@gmail.com" <jerinjacobk@gmail.com>,
"stable@dpdk.org" <stable@dpdk.org>,
Srikanth Yalavarthi <syalavarthi@marvell.com>
Subject: RE: [EXT] Re: [PATCH v2 1/1] eal: update xz read support and ignore warning
Date: Tue, 26 Sep 2023 14:47:01 +0000 [thread overview]
Message-ID: <DS0PR18MB5502C7CFC06B00F979BC6281AEC3A@DS0PR18MB5502.namprd18.prod.outlook.com> (raw)
In-Reply-To: <CAJFAV8zR1Znjv4tmDJ7kBaRO+jOvxTs4RLgrkGwYVNovm1q8DQ@mail.gmail.com>
> -----Original Message-----
> From: David Marchand <david.marchand@redhat.com>
> Sent: 26 September 2023 19:27
> To: Srikanth Yalavarthi <syalavarthi@marvell.com>
> Cc: Aaron Conole <aconole@redhat.com>; Igor Russkikh
> <irusskikh@marvell.com>; dev@dpdk.org; Shivah Shankar Shankar Narayan
> Rao <sshankarnara@marvell.com>; Anup Prabhu <aprabhu@marvell.com>;
> Prince Takkar <ptakkar@marvell.com>; jerinjacobk@gmail.com;
> stable@dpdk.org
> Subject: [EXT] Re: [PATCH v2 1/1] eal: update xz read support and ignore
> warning
>
> External Email
>
> ----------------------------------------------------------------------
> On Tue, Sep 26, 2023 at 3:30 PM Srikanth Yalavarthi
> <syalavarthi@marvell.com> wrote:
> >
> > archive_read_support_filter_xz returns a warning when compression is
> > not fully supported and is supported through external program. This
> > warning can be ignored when reading the files through firmware open as
> > only decompression is required.
>
> Same comment as before, this sentence is confusing.
> Compressing files does not matter in DPDK rte_firmware_ API.
>
> The commit title and commitlog won't help people understand in which case
> the issue is reproduced, and how this patch fixes it.
>
> Suggesting the following title and commitlog:
>
> """
> eal/unix: fix firmware reading with external xz support
>
> libarchive may support xz decompression only through an external
> (slower) helper.
> In such a case, archive_read_support_filter_xz() returns ARCHIVE_WARN.
>
> Fixes: 40edb9c0d36b ("eal: handle compressed firmware")
> Cc: stable@dpdk.org
> """
>
> >
> > Fixes: 40edb9c0d36b ("eal: handle compressed firmware")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Srikanth Yalavarthi <syalavarthi@marvell.com>
> > Change-Id: I38cce556ec637af03dbde74d7d18318af48082d6
>
> This is internal scm stuff and must be dropped.
>
> > ---
> > lib/eal/unix/eal_firmware.c | 28 ++++++++++++++++++++--------
> > 1 file changed, 20 insertions(+), 8 deletions(-)
> >
> > diff --git a/lib/eal/unix/eal_firmware.c b/lib/eal/unix/eal_firmware.c
> > index d1616b0bd9..16690b4245 100644
> > --- a/lib/eal/unix/eal_firmware.c
> > +++ b/lib/eal/unix/eal_firmware.c
> > @@ -25,19 +25,31 @@ static int
> > firmware_open(struct firmware_read_ctx *ctx, const char *name, size_t
> > blocksize) {
> > struct archive_entry *e;
> > + int err;
> >
> > ctx->a = archive_read_new();
> > if (ctx->a == NULL)
> > return -1;
> > - if (archive_read_support_format_raw(ctx->a) != ARCHIVE_OK ||
> > - archive_read_support_filter_xz(ctx->a) != ARCHIVE_OK ||
> > - archive_read_open_filename(ctx->a, name, blocksize) !=
> ARCHIVE_OK ||
> > - archive_read_next_header(ctx->a, &e) != ARCHIVE_OK) {
> > - archive_read_free(ctx->a);
> > - ctx->a = NULL;
> > - return -1;
> > - }
> > +
> > + if (archive_read_support_format_raw(ctx->a) != ARCHIVE_OK)
> > + goto error;
> > +
> > + err = archive_read_support_filter_xz(ctx->a);
> > + if (err != ARCHIVE_OK && err != ARCHIVE_WARN)
> > + goto error;
> > +
> > + if (archive_read_open_filename(ctx->a, name, blocksize) !=
> ARCHIVE_OK)
> > + goto error;
> > +
> > + if (archive_read_next_header(ctx->a, &e))
>
> I did a typo when quickly writting the snippet previously.
> It should be "archive_read_next_header(ctx->a, &e) != ARCHIVE_OK"
>
>
> > + goto error;
> > +
> > return 0;
> > +
> > +error:
> > + archive_read_free(ctx->a);
> > + ctx->a = NULL;
> > + return -1;
> > }
> >
> > static ssize_t
> > --
> > 2.41.0
> >
>
Submitted patch version 4 with suggested changes.
>
> --
> David Marchand
next prev parent reply other threads:[~2023-09-26 14:47 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-22 16:53 [PATCH 1/1] eal: enable " Srikanth Yalavarthi
2023-09-25 9:10 ` David Marchand
2023-09-26 13:32 ` [EXT] " Srikanth Yalavarthi
2023-09-26 13:30 ` [PATCH v2 1/1] eal: update " Srikanth Yalavarthi
2023-09-26 13:56 ` David Marchand
2023-09-26 14:47 ` Srikanth Yalavarthi [this message]
2023-09-26 13:49 ` [PATCH v3 " Srikanth Yalavarthi
2023-09-26 14:44 ` [PATCH v4 1/1] eal/unix: fix firmware reading with external xz helper Srikanth Yalavarthi
2023-09-27 8:20 ` David Marchand
2023-09-27 9:35 ` David Marchand
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