All of lore.kernel.org
 help / color / mirror / Atom feed
From: Janosch Frank <frankja@linux.ibm.com>
To: "Marc-André Lureau" <marcandre.lureau@gmail.com>
Cc: qemu-devel <qemu-devel@nongnu.org>,
	"Bonzini, Paolo" <pbonzini@redhat.com>,
	mhartmay@linux.ibm.com,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	imbrenda@linux.ibm.com, Halil Pasic <pasic@linux.ibm.com>,
	Cornelia Huck <cohuck@redhat.com>, Thomas Huth <thuth@redhat.com>,
	"open list:S390 SCLP-backed..." <qemu-s390x@nongnu.org>,
	seiden@linux.ibm.com, scgl@linux.ibm.com
Subject: Re: [PATCH v4 11/17] dump/dump: Add section string table support
Date: Tue, 26 Jul 2022 16:26:29 +0200	[thread overview]
Message-ID: <7fe6312d-d523-2f3d-56de-ed73e267a851@linux.ibm.com> (raw)
In-Reply-To: <CAJ+F1CL8qm4qiHbKyE2YCAZ1ZVMKF-UAR6f39zMgw2Xdq7zCgQ@mail.gmail.com>

On 7/26/22 15:12, Marc-André Lureau wrote:
> On Tue, Jul 26, 2022 at 4:55 PM Janosch Frank <frankja@linux.ibm.com> wrote:
> 
>> On 7/26/22 13:25, Marc-André Lureau wrote:
>>> Hi
>>>
>>> On Tue, Jul 26, 2022 at 1:23 PM Janosch Frank <frankja@linux.ibm.com>
>> wrote:
>>>>
>>>> As sections don't have a type like the notes do we need another way to
>>>> determine their contents. The string table allows us to assign each
>>>> section an identification string which architectures can then use to
>>>> tag their sections with.
>>>>
>>>> There will be no string table if the architecture doesn't add custom
>>>> sections which are introduced in a following patch.
>>>>
>>>> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
[...]
>> [..]
>>>>        s->length = length;
>>>> +    /* First index is 0, it's the special null name */
>>>> +    s->string_table_buf = g_array_new(FALSE, TRUE, 1);
>>>> +    /*
>>>> +     * Allocate the null name, due to the clearing option set to true
>>>> +     * it will be 0.
>>>> +     */
>>>> +    g_array_set_size(s->string_table_buf, 1);
>>>
>>> I wonder if GByteArray wouldn't be more appropriate, even if it
>>> doesn't have the clearing option. If it's just for one byte, ...
>>
>> I don't really care but I need a decision on it to change it :)
>>
> 
> I haven't tried, but I think it would be a better fit.

Looking at this a second time there's an issue you should consider:

GByteArray uses guint8 while the GArray uses gchars which are apparently 
compatible with normal C chars.

I.e. I need to cast all strings to (const guint8 *) when appending them 
to the GByteArray.

  reply	other threads:[~2022-07-26 14:29 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-26  9:22 [PATCH v4 00/17] dump: Add arch section and s390x PV dump Janosch Frank
2022-07-26  9:22 ` [PATCH v4 01/17] dump: Rename write_elf_loads to write_elf_phdr_loads Janosch Frank
2022-07-27 18:25   ` Janis Schoetterl-Glausch
2022-07-28 17:20   ` Steffen Eiden
2022-07-26  9:22 ` [PATCH v4 02/17] dump: Introduce GuestPhysBlock offset and length filter functions Janosch Frank
2022-07-26 11:35   ` Marc-André Lureau
2022-07-26 13:01     ` Janosch Frank
2022-07-26 13:11       ` Marc-André Lureau
2022-07-27 10:49   ` Janis Schoetterl-Glausch
2022-07-26  9:22 ` [PATCH v4 03/17] dump: Convert GuestPhysBlock iterators and use the " Janosch Frank
2022-07-27 18:34   ` Janis Schoetterl-Glausch
2022-07-26  9:22 ` [PATCH v4 04/17] dump: Rework get_start_block Janosch Frank
2022-07-26 11:37   ` Marc-André Lureau
2022-07-27 18:42   ` Janis Schoetterl-Glausch
2022-07-28 17:52   ` Steffen Eiden
2022-07-26  9:22 ` [PATCH v4 05/17] dump: Cleanup and annotate guest memory related DumpState struct members Janosch Frank
2022-07-26 11:31   ` Marc-André Lureau
2022-07-29 18:33   ` Janis Schoetterl-Glausch
2022-07-26  9:22 ` [PATCH v4 06/17] dump: Rework dump_calculate_size function Janosch Frank
2022-07-26 11:36   ` Marc-André Lureau
2022-07-26  9:22 ` [PATCH v4 07/17] dump: Allocate header Janosch Frank
2022-07-29 18:31   ` Janis Schoetterl-Glausch
2022-07-26  9:22 ` [PATCH v4 08/17] dump: Split write of section headers and data and add a prepare step Janosch Frank
2022-07-29 15:31   ` Janis Schoetterl-Glausch
2022-07-29 17:16   ` Janis Schoetterl-Glausch
2022-08-01  7:53     ` Janosch Frank
2022-07-26  9:22 ` [PATCH v4 09/17] dump: Reorder struct DumpState Janosch Frank
2022-07-26 11:04   ` Marc-André Lureau
2022-07-29 17:21   ` Janis Schoetterl-Glausch
2022-08-01  7:55     ` Janosch Frank
2022-07-26  9:22 ` [PATCH v4 10/17] dump: Swap segment and section header locations Janosch Frank
2022-07-26 11:06   ` Marc-André Lureau
2022-07-29 18:56   ` Janis Schoetterl-Glausch
2022-07-26  9:22 ` [PATCH v4 11/17] dump/dump: Add section string table support Janosch Frank
2022-07-26 11:25   ` Marc-André Lureau
2022-07-26 12:53     ` Janosch Frank
2022-07-26 13:12       ` Marc-André Lureau
2022-07-26 14:26         ` Janosch Frank [this message]
2022-07-28 13:41           ` Marc-André Lureau
2022-08-01  9:26             ` Janosch Frank
2022-07-29 19:35   ` Janis Schoetterl-Glausch
2022-08-01 14:25     ` Janosch Frank
2022-07-26  9:22 ` [PATCH v4 12/17] dump/dump: Add arch section support Janosch Frank
2022-07-26 11:30   ` Marc-André Lureau
2022-07-28  7:34     ` Janosch Frank
2022-07-28  9:49       ` Marc-André Lureau
2022-07-26  9:22 ` [PATCH v4 13/17] linux header sync Janosch Frank
2022-07-26 11:03   ` Marc-André Lureau
2022-07-26  9:22 ` [PATCH v4 14/17] s390x: Add protected dump cap Janosch Frank
2022-07-26  9:22 ` [PATCH v4 15/17] s390x: Introduce PV query interface Janosch Frank
2022-07-26  9:22 ` [PATCH v4 16/17] s390x: Add KVM PV dump interface Janosch Frank
2022-07-26  9:22 ` [PATCH v4 17/17] s390x: pv: Add dump support Janosch Frank

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=7fe6312d-d523-2f3d-56de-ed73e267a851@linux.ibm.com \
    --to=frankja@linux.ibm.com \
    --cc=borntraeger@linux.ibm.com \
    --cc=cohuck@redhat.com \
    --cc=imbrenda@linux.ibm.com \
    --cc=marcandre.lureau@gmail.com \
    --cc=mhartmay@linux.ibm.com \
    --cc=pasic@linux.ibm.com \
    --cc=pbonzini@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-s390x@nongnu.org \
    --cc=scgl@linux.ibm.com \
    --cc=seiden@linux.ibm.com \
    --cc=thuth@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.