Martin Schwidefsky a6565fdd90 s390: remove indirect branch from do_softirq_own_stack ...

commit 9f18fff63cfd6f559daa1eaae60640372c65f84b upstream.

The inline assembly to call __do_softirq on the irq stack uses
an indirect branch. This can be replaced with a normal relative
branch.

Cc: stable@vger.kernel.org # 4.16
Fixes: f19fbd5ed6 ("s390: introduce execute-trampolines for branches")
Reviewed-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-05-22 18:53:59 +02:00

..

appldata

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

boot

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

configs

s390: fix zfcpdump-config

2017-10-16 08:19:01 +02:00

crypto

crypto: hash - annotate algorithms taking optional key

2018-02-16 20:23:00 +01:00

hypfs

hypfs_kill_super(): deal with failed allocations

2018-04-24 09:36:38 +02:00

include

s390: correct nospec auto detection init order

2018-04-29 11:33:16 +02:00

kernel

s390: remove indirect branch from do_softirq_own_stack

2018-05-22 18:53:59 +02:00

kvm

KVM: s390: force bp isolation for VSIE

2018-04-29 11:33:15 +02:00

lib

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

mm

s390/mm: fix off-by-one bug in 5-level page table handling

2017-12-14 09:52:56 +01:00

net

bpf, s390x: do not reload skb pointers in non-skb context

2017-12-25 14:26:31 +01:00

numa

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

oprofile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

pci

s390/pci: do not require AIS facility

2017-12-10 13:40:38 +01:00

tools

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

defconfig

s390: update defconfig

2017-06-08 15:53:48 +02:00

Kbuild

s390/crypto: Provide s390 specific arch random functionality.

2017-04-26 13:41:35 +02:00

Kconfig

s390: add sysfs attributes for spectre

2018-04-29 11:33:15 +02:00

Kconfig.debug

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

Makefile

s390: add automatic detection of the spectre defense

2018-04-29 11:33:15 +02:00