From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
To: Florian Weimer <fweimer@redhat.com>
Cc: libc-alpha@sourceware.org, John Mellor-Crummey <johnmc@rice.edu>,
Ben Woodard <woodard@redhat.com>
Subject: Re: [PATCH v5 14/22] elf: Issue audit la_objopen() for vDSO
Date: Thu, 11 Nov 2021 17:16:30 -0300 [thread overview]
Message-ID: <b79c7089-495d-b38d-13f9-52582232fd47@linaro.org> (raw)
In-Reply-To: <87zgqavayc.fsf@oldenburg.str.redhat.com>
On 11/11/2021 14:50, Florian Weimer wrote:
> * Adhemerval Zanella:
>
>> +static int
>> +handle_restart (void)
>> +{
>> + fprintf (stderr, "vdso: %" PRIxPTR "\n", vdso_addr);
>> + return 0;
>> +}
>> +
>> +static unsigned long int
>> +parse_address (const char *str)
>> +{
>> + char *endptr;
>> + long int ret;
>> + errno = 0;
>> + ret = strtol (str, &endptr, 10);
>> + TEST_COMPARE (errno, 0);
>> + TEST_VERIFY (ret >= 0 && ret <= INT_MAX);
>> + return ret;
>> +}
>
> Doesn't parse_address always produce 0 fpr PRIxPTR values because
> reading stops at the 'x'? Maybe use printf and scanf with %p instead?
It is indeed better, I will change it.
>
> The rest of the patch looks okay to me. Placement of the audit call
> seems reasonable.
>
> Thanks,
> Florian
>
next prev parent reply other threads:[~2021-11-11 20:16 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-09 18:33 [PATCH v5 00/22] Multiple rtld-audit fixes Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 01/22] elf: Avoid unnecessary slowdown from profiling with audit (BZ#15533) Adhemerval Zanella
2021-11-10 12:11 ` Florian Weimer
2021-11-10 19:53 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 02/22] elf: Add audit tests for modules with TLSDESC Adhemerval Zanella
2021-11-10 13:55 ` Florian Weimer
2021-11-11 19:18 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 03/22] elf: Do not fail for failed dlopem on audit modules (BZ #28061) Adhemerval Zanella
2021-11-09 18:51 ` H.J. Lu
2021-11-11 17:24 ` Adhemerval Zanella
2021-11-10 14:00 ` Florian Weimer
2021-11-11 17:29 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 04/22] elf: Suppress audit calls when a (new) namespace is empty (BZ #28062) Adhemerval Zanella
2021-11-10 14:15 ` Florian Weimer
2021-11-11 11:51 ` Adhemerval Zanella
2021-11-11 12:02 ` Florian Weimer
2021-11-11 12:25 ` Adhemerval Zanella
2021-11-11 12:33 ` Florian Weimer
2021-11-11 13:02 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 05/22] elf: Fix initial-exec TLS access on audit modules (BZ #28096) Adhemerval Zanella
2021-11-10 13:23 ` Florian Weimer
2021-11-11 18:54 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 06/22] elf: Add _dl_audit_objopen Adhemerval Zanella
2021-11-10 16:51 ` Florian Weimer
2021-11-09 18:33 ` [PATCH v5 07/22] elf: Add _dl_audit_activity_map and _dl_audit_activity_nsid Adhemerval Zanella
2021-11-10 16:59 ` Florian Weimer
2021-11-09 18:33 ` [PATCH v5 08/22] elf: Add _dl_audit_objsearch Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 09/22] elf: Add _dl_audit_objclose Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 10/22] elf: Add _dl_audit_symbind_alt and _dl_audit_symbind Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 11/22] elf: Add _dl_audit_preinit Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 12/22] elf: Add _dl_audit_pltenter Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 13/22] elf: Add _dl_audit_pltexit Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 14/22] elf: Issue audit la_objopen() for vDSO Adhemerval Zanella
2021-11-11 17:50 ` Florian Weimer
2021-11-11 20:16 ` Adhemerval Zanella [this message]
2021-11-09 18:33 ` [PATCH v5 15/22] elf: Run constructors if executable has a soname of a dependency Adhemerval Zanella
2021-11-11 12:30 ` Florian Weimer
2021-11-12 19:02 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 16/22] elf: Add main application on main_map l_name Adhemerval Zanella
2021-11-11 12:39 ` Florian Weimer
2021-11-12 19:30 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 17/22] elf: Add la_activity during application exit Adhemerval Zanella
2021-11-11 12:50 ` Florian Weimer
2021-11-12 19:32 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 18/22] elf: Issue la_symbind() for bind-now (BZ #23734) Adhemerval Zanella
2021-11-11 17:39 ` Florian Weimer
2021-11-15 14:20 ` Adhemerval Zanella
2021-11-15 14:23 ` Florian Weimer
2021-11-15 15:54 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 19/22] elf: Add LA_SYMB_BINDNOW Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 20/22] elf: Move LAV_CURRENT to link_lavcurrent.h Adhemerval Zanella
2021-11-11 17:42 ` Florian Weimer
2021-11-15 14:21 ` Adhemerval Zanella
2021-11-09 18:33 ` [PATCH v5 21/22] elf: Fix runtime linker auditing on aarch64 (BZ #26643) Adhemerval Zanella
2021-11-09 18:33 ` [RFC v5 22/22] elf: Add SVE support for aarch64 rtld-audit Adhemerval Zanella
2021-11-10 13:52 ` Florian Weimer
2021-11-15 17:04 ` Adhemerval Zanella
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