History log of /freebsd/lib/libc/arm/gen/getcontextx.c (Results 1 – 17 of 17)
Revision (<<< Hide revision tags) (Show revision tags >>>) Date Author Comments
Revision tags: release/14.0.0
# 559a218c 01-Nov-2023 Warner Losh <imp@FreeBSD.org>

libc: Purge unneeded cdefs.h

These sys/cdefs.h are not needed. Purge them. They are mostly left-over
from the $FreeBSD$ removal. A few in libc are still required for macros
that cdefs.h defines. Kee

libc: Purge unneeded cdefs.h

These sys/cdefs.h are not needed. Purge them. They are mostly left-over
from the $FreeBSD$ removal. A few in libc are still required for macros
that cdefs.h defines. Keep those.

Sponsored by: Netflix
Differential Revision: https://reviews.freebsd.org/D42385

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# 1d386b48 16-Aug-2023 Warner Losh <imp@FreeBSD.org>

Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/


# 4d846d26 10-May-2023 Warner Losh <imp@FreeBSD.org>

spdx: The BSD-2-Clause-FreeBSD identifier is obsolete, drop -FreeBSD

The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch
up to that fact and revert to their recommended match of

spdx: The BSD-2-Clause-FreeBSD identifier is obsolete, drop -FreeBSD

The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch
up to that fact and revert to their recommended match of BSD-2-Clause.

Discussed with: pfg
MFC After: 3 days
Sponsored by: Netflix

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Revision tags: release/13.2.0, release/12.4.0, release/13.1.0, release/12.3.0, release/13.0.0, release/12.2.0, release/11.4.0, release/12.1.0, release/11.3.0, release/12.0.0, release/11.2.0
# d915a14e 25-Nov-2017 Pedro F. Giffuni <pfg@FreeBSD.org>

libc: further adoption of SPDX licensing ID tags.

Mainly focus on files that use BSD 2-Clause license, however the tool I
was using mis-identified many licenses so this was mostly a manual - error
p

libc: further adoption of SPDX licensing ID tags.

Mainly focus on files that use BSD 2-Clause license, however the tool I
was using mis-identified many licenses so this was mostly a manual - error
prone - task.

The Software Package Data Exchange (SPDX) group provides a specification
to make it easier for automated tools to detect and summarize well known
opensource licenses. We are gradually adopting the specification, noting
that the tags are considered only advisory and do not, in any way,
superceed or replace the license texts.

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# c2c014f2 07-Nov-2017 Hans Petter Selasky <hselasky@FreeBSD.org>

Merge ^/head r323559 through r325504.


# 0a8f81bc 22-Oct-2017 Enji Cooper <ngie@FreeBSD.org>

MFhead@r324837

While here, diff reduce some of the changes in sys/boot by moving
MK_COVERAGE=no to sys/boot/Makefile.inc .


# a86d7982 16-Oct-2017 Michal Meloun <mmel@FreeBSD.org>

Save VFP state in getcontext(3) on ARM.
This is a last followup of r315974, which fixes userland part
of VFP save/restore problems described in PR 217611.

PR: 217611
MFC after: 2 weeks


Revision tags: release/10.4.0, release/11.1.0, release/11.0.1, release/11.0.0, release/10.3.0, release/10.2.0, release/10.1.0, release/9.3.0, release/10.0.0, release/9.2.0
# d1d01586 05-Sep-2013 Simon J. Gerraty <sjg@FreeBSD.org>

Merge from head


# 40f65a4d 07-Aug-2013 Peter Grehan <grehan@FreeBSD.org>

IFC @ r254014


# 552311f4 17-Jul-2013 Xin LI <delphij@FreeBSD.org>

IFC @253398


# cfe30d02 19-Jun-2013 Gleb Smirnoff <glebius@FreeBSD.org>

Merge fresh head.


Revision tags: release/8.4.0
# 55a1911e 28-May-2013 Konstantin Belousov <kib@FreeBSD.org>

The getcontext() from the __fillcontextx() call in the
check_deferred_signal() returns twice, since handle_signal() emulates
the return from the normal signal handler by sigreturn(2)ing the
passed co

The getcontext() from the __fillcontextx() call in the
check_deferred_signal() returns twice, since handle_signal() emulates
the return from the normal signal handler by sigreturn(2)ing the
passed context. Second return is performed on the destroyed stack
frame, because __fillcontextx() has already returned. This causes
undefined and bad behaviour, usually the victim thread gets SIGSEGV.

Avoid nested frame and the need to return from it by doing direct call
to getcontext() in the check_deferred_signal() and using a new private
libc helper __fillcontextx2() to complement the context with the
extended CPU state if the deferred signal is still present.

The __fillcontextx() is now unused, but is kept to allow older
libthr.so to be used with the new libc.

Mark __fillcontextx() as returning twice [1].

Reported by: pgj
Pointy hat to: kib
Discussed with: dim
Tested by: pgj, dim
Suggested by: jilles [1]
MFC after: 1 week

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Revision tags: release/9.1.0
# 6a068746 15-May-2012 Alexander Motin <mav@FreeBSD.org>

MFC


# 38f1b189 26-Apr-2012 Peter Grehan <grehan@FreeBSD.org>

IFC @ r234692

sys/amd64/include/cpufunc.h
sys/amd64/include/fpu.h
sys/amd64/amd64/fpu.c
sys/amd64/vmm/vmm.c

- Add API to allow vmm FPU state init/save/restore.

FP stuff discussed with: kib


Revision tags: release/8.3.0_cvs, release/8.3.0
# 754f1c1e 01-Feb-2012 Konstantin Belousov <kib@FreeBSD.org>

Make the sys/ucontext.h self-contained by changing the return type
of __getcontextx_size(3) from size_t to int.

PR: ports/164654
MFC after: 1 month


# 8fa0b743 23-Jan-2012 Xin LI <delphij@FreeBSD.org>

IFC @230489 (pending review).


# 2b1de0af 21-Jan-2012 Konstantin Belousov <kib@FreeBSD.org>

Add API for obtaining extended machine context states that cannot be
fit into existing mcontext_t.

On i386 and amd64 do return the extended FPU states using
getcontextx(3). For other architectures,

Add API for obtaining extended machine context states that cannot be
fit into existing mcontext_t.

On i386 and amd64 do return the extended FPU states using
getcontextx(3). For other architectures, getcontextx(3) returns the
same information as getcontext(2).

Tested by: pho
MFC after: 1 month

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