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Jan Beulich 1df931d95f x86: drop bogus "cc" clobber from __try_cmpxchg_user_asm()
As noted (and fixed) a couple of times in the past, "=@cc<cond>" outputs
and clobbering of "cc" don't work well together. The compiler appears to
mean to reject such, but doesn't - in its upstream form - quite manage
to yet for "cc". Furthermore two similar macros don't clobber "cc", and
clobbering "cc" is pointless in asm()-s for x86 anyway - the compiler
always assumes status flags to be clobbered there.

Fixes: 989b5db215 ("x86/uaccess: Implement macros for CMPXCHG on user addresses")
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Message-Id: <485c0c0b-a3a7-0b7c-5264-7d00c01de032@suse.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-06-07 11:28:49 -04:00
arch x86: drop bogus "cc" clobber from __try_cmpxchg_user_asm() 2022-06-07 11:28:49 -04:00
block Revert "block: release rq qos structures for queue without disk" 2022-05-02 10:06:40 -06:00
certs Kbuild updates for v5.18 2022-03-31 11:59:03 -07:00
crypto for-5.18/64bit-pi-2022-03-25 2022-03-26 12:01:35 -07:00
Documentation Documentation: kvm: reorder ARM-specific section about KVM_SYSTEM_EVENT_SUSPEND 2022-05-25 05:15:43 -04:00
drivers s390/uv_uapi: depend on CONFIG_S390 2022-05-25 05:11:36 -04:00
fs gfs2 fixes 2022-05-13 14:32:53 -07:00
include KVM/riscv changes for 5.19 2022-05-25 05:09:49 -04:00
init Kconfig: Add option for asm goto w/ tied outputs to workaround clang-13 bug 2022-04-13 13:37:47 -04:00
ipc fs: allocate inode by using alloc_inode_sb() 2022-03-22 15:57:03 -07:00
kernel entry/kvm: Exit to user mode when TIF_NOTIFY_SIGNAL is set 2022-06-07 11:19:00 -04:00
lib dim: initialize all struct fields 2022-05-09 17:20:37 -07:00
LICENSES
mm hotfixes for 5.18-rc7 2022-05-13 10:22:37 -07:00
net NFS client bugfixes for Linux 5.18 2022-05-13 11:04:37 -07:00
samples sched/tracing: Append prev_state to tp args instead 2022-05-12 00:37:11 +02:00
scripts Merge branch kvm-arm64/hyp-stack-guard into kvmarm-master/next 2022-05-04 09:42:37 +01:00
security hardening updates for v5.18-rc1-fix1 2022-03-31 11:43:01 -07:00
sound ASoC: Fixes for v5.18 2022-05-08 10:49:25 +02:00
tools KVM: selftests: x86: Sync the new name of the test case to .gitignore 2022-05-25 05:15:48 -04:00
usr Kbuild updates for v5.18 2022-03-31 11:59:03 -07:00
virt KVM: Don't null dereference ops->destroy 2022-06-07 11:18:59 -04:00
.clang-format genirq/msi: Make interrupt allocation less convoluted 2021-12-16 22:22:20 +01:00
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap hotfixes for 5.18-rc7 2022-05-13 10:22:37 -07:00
COPYING
CREDITS MAINTAINERS: replace a Microchip AT91 maintainer 2022-02-09 11:30:01 +01:00
Kbuild
Kconfig
MAINTAINERS KVM: s390: Fix and feature for 5.19 2022-05-25 05:11:21 -04:00
Makefile Linux 5.18-rc7 2022-05-15 18:08:58 -07:00
README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.