From: Alejandro Colomar <alx.manpages@gmail.com>
To: Florian Weimer <fweimer@redhat.com>
Cc: GNU C Library <libc-alpha@sourceware.org>,
"H.J. Lu" <hjl.tools@gmail.com>
Subject: Re: [PATCH v2 2/3] Linux: Implement a useful version of _startup_fatal
Date: Wed, 4 May 2022 22:59:57 +0200 [thread overview]
Message-ID: <4681247d-2316-6b11-ef43-52b68050c31b@gmail.com> (raw)
In-Reply-To: <CAMe9rOreBq1pA6H4DVuR4Ga1um8Z7C-QQtRziHJcvj4X+b3FPw@mail.gmail.com>
Hi Florian,
On 5/4/22 20:34, H.J. Lu via Libc-alpha wrote:
> On Wed, May 4, 2022 at 9:48 AM Florian Weimer <fweimer@redhat.com> wrote:
>>
>> On i386 and ia64, the TCB is not available at this point.
>> ---
>> v2: Add ia64 override. On i386, use non-TCB version for non-PIE static, too.
>> sysdeps/unix/sysv/linux/i386/startup.h | 21 ++------------
>> sysdeps/unix/sysv/linux/ia64/startup.h | 22 +++++++++++++++
>> sysdeps/unix/sysv/linux/startup.h | 38 ++++++++++++++++++++++++++
>> 3 files changed, 63 insertions(+), 18 deletions(-)
>> create mode 100644 sysdeps/unix/sysv/linux/ia64/startup.h
>> create mode 100644 sysdeps/unix/sysv/linux/startup.h
>>
>> diff --git a/sysdeps/unix/sysv/linux/i386/startup.h b/sysdeps/unix/sysv/linux/i386/startup.h
>> index 67c9310f3a..85534d09f1 100644
>> --- a/sysdeps/unix/sysv/linux/i386/startup.h
>> +++ b/sysdeps/unix/sysv/linux/i386/startup.h
>> @@ -16,22 +16,7 @@
>> License along with the GNU C Library; if not, see
>> <https://www.gnu.org/licenses/>. */
>>
>> -#if BUILD_PIE_DEFAULT
>> -/* Can't use "call *%gs:SYSINFO_OFFSET" during statup in static PIE. */
>> -# define I386_USE_SYSENTER 0
>> +/* Can't use "call *%gs:SYSINFO_OFFSET" during statup. */
Typo?
s/statup/startup/
Cheers,
Alex
--
Alejandro Colomar
Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
http://www.alejandro-colomar.es/
next prev parent reply other threads:[~2022-05-04 21:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-04 16:47 [PATCH v2 1/3] ia64: Always define IA64_USE_NEW_STUB as a flag macro Florian Weimer
2022-05-04 16:48 ` [PATCH v2 2/3] Linux: Implement a useful version of _startup_fatal Florian Weimer
2022-05-04 17:01 ` Adhemerval Zanella
2022-05-04 17:05 ` Florian Weimer
2022-05-04 17:08 ` Florian Weimer
2022-05-04 18:34 ` H.J. Lu
2022-05-04 19:46 ` Florian Weimer
2022-05-04 20:59 ` Alejandro Colomar [this message]
2022-05-05 11:39 ` Florian Weimer
2022-05-04 16:49 ` [PATCH v2 3/3] csu: Implement and use _dl_early_allocate during static startup Florian Weimer
2022-05-04 16:54 ` [PATCH v2 1/3] ia64: Always define IA64_USE_NEW_STUB as a flag macro Adhemerval Zanella
2022-05-04 17:11 ` Florian Weimer
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