From: Diana Craciun <diana.craciun@nxp.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: mpe@ellerman.id.au, oss@buserror.net, leoyang.li@nxp.com,
bharat.bhushan@nxp.com, Diana Craciun <diana.craciun@nxp.com>
Subject: [PATCH v4 0/6] powerpc/fsl: Speculation barrier for NXP PowerPC Book3E
Date: Tue, 17 Jul 2018 14:09:51 +0300 [thread overview]
Message-ID: <1531825797-14236-1-git-send-email-diana.craciun@nxp.com> (raw)
Implement barrier_nospec for NXP PowerPC Book3E processors.
Diana Craciun (6):
Disable the speculation barrier from the command line
Document nospectre_v1 kernel parameter.
Make stf barrier PPC_BOOK3S_64 specific.
Enable cpu vulnerabilities reporting for NXP PPC BOOK3E
Add barrier_nospec implementation for NXP PowerPC Book3E
powerpc/fsl: Sanitize the syscall table for NXP PowerPC 32 bit
platforms
Documentation/admin-guide/kernel-parameters.txt | 4 +++
arch/powerpc/Kconfig | 7 ++++-
arch/powerpc/include/asm/barrier.h | 12 ++++++---
arch/powerpc/include/asm/setup.h | 6 ++++-
arch/powerpc/kernel/Makefile | 3 ++-
arch/powerpc/kernel/entry_32.S | 10 +++++++
arch/powerpc/kernel/module.c | 4 ++-
arch/powerpc/kernel/security.c | 17 +++++++++++-
arch/powerpc/kernel/setup-common.c | 2 ++
arch/powerpc/kernel/vmlinux.lds.S | 4 ++-
arch/powerpc/lib/feature-fixups.c | 35 ++++++++++++++++++++++++-
arch/powerpc/platforms/powernv/setup.c | 1 -
arch/powerpc/platforms/pseries/setup.c | 1 -
13 files changed, 94 insertions(+), 12 deletions(-)
--
History:
v3 --> v4
- fixed compilation issues
v2 --> v3
- addressed review comments
- included the 32bit sanitization in the same patch series
v1 --> v2
- added implementation for cpu_show_spectre_x functions
- the mitigation is no longer enabled through device tree options
2.5.5
next reply other threads:[~2018-07-17 11:10 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-17 11:09 Diana Craciun [this message]
2018-07-17 11:09 ` [PATCH v4 1/6] powerpc/fsl: Disable the speculation barrier from the command line Diana Craciun
2018-07-17 11:09 ` [PATCH v4 2/6] powerpc/fsl: Document nospectre_v1 kernel parameter Diana Craciun
2018-07-17 11:09 ` [PATCH v4 3/6] powerpc/fsl: Make stf barrier PPC_BOOK3S_64 specific Diana Craciun
2018-07-17 11:09 ` [PATCH v4 4/6] powerpc/fsl: Enable cpu vulnerabilities reporting for NXP PPC BOOK3E Diana Craciun
2018-07-17 16:46 ` LEROY Christophe
2018-07-18 14:29 ` Diana Madalina Craciun
2018-07-18 16:02 ` LEROY Christophe
2018-07-19 12:05 ` Michael Ellerman
2018-07-20 15:34 ` Diana Madalina Craciun
2018-07-17 11:09 ` [PATCH v4 5/6] powerpc/fsl: Add barrier_nospec implementation for NXP PowerPC Book3E Diana Craciun
2018-07-17 11:09 ` [PATCH v4 6/6] powerpc/fsl: Sanitize the syscall table for NXP PowerPC 32 bit platforms Diana Craciun
2018-07-17 16:43 ` [PATCH v4 0/6] powerpc/fsl: Speculation barrier for NXP PowerPC Book3E LEROY Christophe
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