From: DJ Delorie <dj@redhat.com>
To: Michael Jeanson <mjeanson@efficios.com>
Cc: libc-alpha@sourceware.org, mjeanson@efficios.com,
fweimer@redhat.com, carlos@redhat.com,
mathieu.desnoyers@efficios.com
Subject: Re: [PATCH 2/4] Add rseq extensible ABI support
Date: Fri, 01 Mar 2024 15:16:29 -0500 [thread overview]
Message-ID: <xnttlpd7xe.fsf@greed.delorie.com> (raw)
In-Reply-To: <20240227155533.298617-3-mjeanson@efficios.com>
Michael Jeanson <mjeanson@efficios.com> writes:
> Changes since v8:
> - Fix copyright year in sysdeps/generic/dl-rseq.h
> - Clarify the tcb math comments
> - Add a comment to clarify what enforces the aligment requirements of a
> pointer calculated from the rseq_offset
> - Remove nonsensical test in tst-rseq-disable
> - Add comments to clarify why the rseq size is 0 when registration fails
> or is disabled
> - Add comments to explain why whe allocate an rseq area block even when
> the registration is disabled by tunable
> - Rename 'rseq_size' -> 'rseq_alloc_size' and 'dl_tls_rseq_size' ->
> 'dl_tls_rseq_alloc_size' to clarify the distinction between the
> allocated rseq size and the size reported to application code in
> '__rseq_size'
I compared these patches with the previous v8 (hence the abbreviated
review below), noting the above changes, and all seems well. LGTM.
Reviewed-by: DJ Delorie <dj@redhat.com>
> diff --git a/csu/libc-tls.c b/csu/libc-tls.c
Ok.
> diff --git a/elf/dl-tls.c b/elf/dl-tls.c
Ok.
> diff --git a/elf/rtld_static_init.c b/elf/rtld_static_init.c
Ok.
> diff --git a/nptl/descr.h b/nptl/descr.h
Ok.
> diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c
Ok.
> diff --git a/sysdeps/generic/dl-rseq.h b/sysdeps/generic/dl-rseq.h
Ok.
> diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
Ok.
> diff --git a/sysdeps/i386/nptl/tcb-access.h b/sysdeps/i386/nptl/tcb-access.h
Ok.
> diff --git a/sysdeps/nptl/dl-tls_init_tp.c b/sysdeps/nptl/dl-tls_init_tp.c
Ok.
> diff --git a/sysdeps/nptl/tcb-access.h b/sysdeps/nptl/tcb-access.h
Ok.
> diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
Ok.
> diff --git a/sysdeps/unix/sysv/linux/dl-parse_auxv.h b/sysdeps/unix/sysv/linux/dl-parse_auxv.h
Ok.
> diff --git a/sysdeps/unix/sysv/linux/rseq-internal.h b/sysdeps/unix/sysv/linux/rseq-internal.h
Ok.
> diff --git a/sysdeps/unix/sysv/linux/sched_getcpu.c b/sysdeps/unix/sysv/linux/sched_getcpu.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq-disable-static.c b/sysdeps/unix/sysv/linux/tst-rseq-disable-static.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq-disable.c b/sysdeps/unix/sysv/linux/tst-rseq-disable.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq-nptl-static.c b/sysdeps/unix/sysv/linux/tst-rseq-nptl-static.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq-static.c b/sysdeps/unix/sysv/linux/tst-rseq-static.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq.c b/sysdeps/unix/sysv/linux/tst-rseq.c
Ok.
> diff --git a/sysdeps/unix/sysv/linux/tst-rseq.h b/sysdeps/unix/sysv/linux/tst-rseq.h
Ok.
> diff --git a/sysdeps/x86_64/nptl/tcb-access.h b/sysdeps/x86_64/nptl/tcb-access.h
Ok.
next prev parent reply other threads:[~2024-03-01 20:17 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-27 15:55 [PATCH 0/4] Extend rseq support Michael Jeanson
2024-02-27 15:55 ` [PATCH 1/4] nptl: fix potential merge of __rseq_* relro symbols Michael Jeanson
2024-03-01 4:08 ` DJ Delorie
2024-03-21 17:55 ` Michael Jeanson
2024-02-27 15:55 ` [PATCH 2/4] Add rseq extensible ABI support Michael Jeanson
2024-03-01 20:16 ` DJ Delorie [this message]
2024-02-27 15:55 ` [PATCH 3/4] nptl: Add public __rseq_feature_size symbol Michael Jeanson
2024-03-01 20:58 ` DJ Delorie
2024-02-27 15:55 ` [PATCH 4/4] nptl: Add features to internal 'struct rseq_area' Michael Jeanson
2024-03-01 20:58 ` DJ Delorie
2024-02-27 15:57 ` [PATCH 0/4] Extend rseq support Michael Jeanson
2024-03-25 14:01 ` Carlos O'Donell
2024-03-25 18:31 ` Michael Jeanson
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