Message ID | 20180406000756.GA5466@sec |
---|---|
State | New |
Headers | show |
Series | [BIONIC,PULL] Additional spectre and meltdown patches for ppc64el | expand |
Acked-by: Kamal Mostafa <kamal@canonical.com> On Fri, Apr 06, 2018 at 12:08:12AM +0000, Tyler Hicks wrote: > BugLink: https://bugs.launchpad.net/bugs/1760099 > > These are all clean cherry picks from linux-next. The changes have not yet been > merged by Linus but I expect them to be during the current merge window. > > I've reviewed the patches and they look straightforward. They're mostly > cleanups and improved reporting to userspace. > > They all share a common BugLink but each patch is either specific to a single > CVE or all three Spectre/Meltdown CVEs. I listed the specific CVE, or all > three, in each patch's commit message but I'm not sure if that was the right > thing to do. Splitting the patch set out into separate pull requests is > almost certainly not the right thing to do. Let me know if this causes > problems with the automated changelog generation and I can adjust the > commit messages. > > The following changes since commit be1171dce6c7dec2bae35061963f08a0e4d5b7f9: > > UBUNTU: [Config] CONFIG_BLK_DEV_NMVE=m (2018-04-05 08:30:29 -0500) > > are available in the git repository at: > > https://git.launchpad.net/~tyhicks/ubuntu/+source/linux/+git/bionic lp1760099-ppc-meltdown-spectre > > for you to fetch changes up to 275060e52218a903312e6f63025f7cc7c4f5e5dc: > > powerpc/64s: Wire up cpu_show_spectre_v2() (2018-04-05 23:41:06 +0000) > > ---------------------------------------------------------------- > Mauricio Faria de Oliveira (1): > powerpc/rfi-flush: Differentiate enabled and patched flush types > > Michael Ellerman (14): > powerpc/rfi-flush: Move the logic to avoid a redo into the debugfs code > powerpc/rfi-flush: Make it possible to call setup_rfi_flush() again > powerpc/rfi-flush: Always enable fallback flush on pseries > powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration > powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags > powerpc: Add security feature flags for Spectre/Meltdown > powerpc/pseries: Set or clear security feature flags > powerpc/powernv: Set or clear security feature flags > powerpc/64s: Move cpu_show_meltdown() > powerpc/64s: Enhance the information in cpu_show_meltdown() > powerpc/powernv: Use the security flags in pnv_setup_rfi_flush() > powerpc/pseries: Use the security flags in pseries_setup_rfi_flush() > powerpc/64s: Wire up cpu_show_spectre_v1() > powerpc/64s: Wire up cpu_show_spectre_v2() > > arch/powerpc/include/asm/hvcall.h | 3 + > arch/powerpc/include/asm/security_features.h | 66 +++++++++++++++++++ > arch/powerpc/include/asm/setup.h | 2 +- > arch/powerpc/kernel/Makefile | 2 +- > arch/powerpc/kernel/security.c | 93 +++++++++++++++++++++++++++ > arch/powerpc/kernel/setup_64.c | 33 +++++----- > arch/powerpc/lib/feature-fixups.c | 9 ++- > arch/powerpc/platforms/powernv/setup.c | 95 +++++++++++++++++++--------- > arch/powerpc/platforms/pseries/mobility.c | 3 + > arch/powerpc/platforms/pseries/pseries.h | 2 + > arch/powerpc/platforms/pseries/setup.c | 72 +++++++++++++++------ > 11 files changed, 310 insertions(+), 70 deletions(-) > create mode 100644 arch/powerpc/include/asm/security_features.h > create mode 100644 arch/powerpc/kernel/security.c > -- > kernel-team mailing list > kernel-team@lists.ubuntu.com > https://lists.ubuntu.com/mailman/listinfo/kernel-team
On Fri, Apr 06, 2018 at 12:08:12AM +0000, Tyler Hicks wrote: > BugLink: https://bugs.launchpad.net/bugs/1760099 > > These are all clean cherry picks from linux-next. The changes have not yet been > merged by Linus but I expect them to be during the current merge window. > > I've reviewed the patches and they look straightforward. They're mostly > cleanups and improved reporting to userspace. > > They all share a common BugLink but each patch is either specific to a single > CVE or all three Spectre/Meltdown CVEs. I listed the specific CVE, or all > three, in each patch's commit message but I'm not sure if that was the right > thing to do. Splitting the patch set out into separate pull requests is > almost certainly not the right thing to do. Let me know if this causes > problems with the automated changelog generation and I can adjust the > commit messages. > > The following changes since commit be1171dce6c7dec2bae35061963f08a0e4d5b7f9: > > UBUNTU: [Config] CONFIG_BLK_DEV_NMVE=m (2018-04-05 08:30:29 -0500) > > are available in the git repository at: > > https://git.launchpad.net/~tyhicks/ubuntu/+source/linux/+git/bionic lp1760099-ppc-meltdown-spectre > > for you to fetch changes up to 275060e52218a903312e6f63025f7cc7c4f5e5dc: > > powerpc/64s: Wire up cpu_show_spectre_v2() (2018-04-05 23:41:06 +0000) Applied to bionic/master-next, thanks!