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From: Michael Ellerman <mpe@ellerman.id.au>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: stable@vger.kernel.org, linuxppc-dev@ozlabs.org,
	diana.craciun@nxp.com, msuchanek@suse.de, npiggin@gmail.com,
	christophe.leroy@c-s.fr
Subject: Re: [PATCH stable v4.4 00/52] powerpc spectre backports for 4.4
Date: Mon, 29 Apr 2019 16:26:45 +1000	[thread overview]
Message-ID: <87a7g99viy.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <87o94qac1z.fsf@concordia.ellerman.id.au>

Michael Ellerman <mpe@ellerman.id.au> writes:
> Greg KH <gregkh@linuxfoundation.org> writes:
>> On Mon, Apr 22, 2019 at 12:19:45AM +1000, Michael Ellerman wrote:
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>> 
>>> Hi Greg/Sasha,
>>> 
>>> Please queue up these powerpc patches for 4.4 if you have no objections.
>>
>> why?  Do you, or someone else, really care about spectre issues in 4.4?
>> Who is using ppc for 4.4 becides a specific enterprise distro (and they
>> don't seem to be pulling in my stable updates anyway...)?
>
> Someone asked for it, but TBH I can't remember who it was. I can chase
> it up if you like.

Yeah it was a request from one of the distros. They plan to take it once
it lands in 4.4 stable.

cheers

  reply	other threads:[~2019-04-29  6:26 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-21 14:19 [PATCH stable v4.4 00/52] powerpc spectre backports for 4.4 Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 01/52] powerpc/xmon: Add RFI flush related fields to paca dump Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 02/52] powerpc/64s: Improve RFI L1-D cache flush fallback Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 03/52] powerpc/pseries: Support firmware disable of RFI flush Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 04/52] powerpc/powernv: " Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 05/52] powerpc/rfi-flush: Move the logic to avoid a redo into the debugfs code Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 06/52] powerpc/rfi-flush: Make it possible to call setup_rfi_flush() again Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 07/52] powerpc/rfi-flush: Always enable fallback flush on pseries Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 08/52] powerpc/rfi-flush: Differentiate enabled and patched flush types Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 09/52] powerpc/pseries: Add new H_GET_CPU_CHARACTERISTICS flags Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 10/52] powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 11/52] powerpc: Add security feature flags for Spectre/Meltdown Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 12/52] powerpc/pseries: Set or clear security feature flags Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 13/52] powerpc/powernv: " Michael Ellerman
2019-04-21 14:19 ` [PATCH stable v4.4 14/52] powerpc/64s: Move cpu_show_meltdown() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 15/52] powerpc/64s: Enhance the information in cpu_show_meltdown() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 16/52] powerpc/powernv: Use the security flags in pnv_setup_rfi_flush() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 17/52] powerpc/pseries: Use the security flags in pseries_setup_rfi_flush() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 18/52] powerpc/64s: Wire up cpu_show_spectre_v1() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 19/52] powerpc/64s: Wire up cpu_show_spectre_v2() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 20/52] powerpc/pseries: Fix clearing of security feature flags Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 21/52] powerpc: Move default " Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 22/52] powerpc/pseries: Restore default security feature flags on setup Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 23/52] powerpc/64s: Fix section mismatch warnings from setup_rfi_flush() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 24/52] powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 25/52] powerpc/64s: Add barrier_nospec Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 26/52] powerpc/64s: Add support for ori barrier_nospec patching Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 27/52] powerpc/64s: Patch barrier_nospec in modules Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 28/52] powerpc/64s: Enable barrier_nospec based on firmware settings Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 29/52] powerpc/64: Use barrier_nospec in syscall entry Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 30/52] powerpc: Use barrier_nospec in copy_from_user() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 31/52] powerpc/64s: Enhance the information in cpu_show_spectre_v1() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 32/52] powerpc64s: Show ori31 availability in spectre_v1 sysfs file not v2 Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 33/52] powerpc/64: Disable the speculation barrier from the command line Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 34/52] powerpc/64: Make stf barrier PPC_BOOK3S_64 specific Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 35/52] powerpc/64: Add CONFIG_PPC_BARRIER_NOSPEC Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 36/52] powerpc/64: Call setup_barrier_nospec() from setup_arch() Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 37/52] powerpc/64: Make meltdown reporting Book3S 64 specific Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 38/52] powerpc/fsl: Add barrier_nospec implementation for NXP PowerPC Book3E Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 39/52] powerpc/asm: Add a patch_site macro & helpers for patching instructions Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 40/52] powerpc/64s: Add new security feature flags for count cache flush Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 41/52] powerpc/64s: Add support for software " Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 42/52] powerpc/pseries: Query hypervisor for count cache flush settings Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 43/52] powerpc/powernv: Query firmware " Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 44/52] powerpc: Avoid code patching freed init sections Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 45/52] powerpc/fsl: Add infrastructure to fixup branch predictor flush Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 46/52] powerpc/fsl: Add macro to flush the branch predictor Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 47/52] powerpc/fsl: Fix spectre_v2 mitigations reporting Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 48/52] powerpc/fsl: Add nospectre_v2 command line argument Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 49/52] powerpc/fsl: Flush the branch predictor at each kernel entry (64bit) Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 50/52] powerpc/fsl: Update Spectre v2 reporting Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 51/52] powerpc/security: Fix spectre_v2 reporting Michael Ellerman
2019-04-21 14:20 ` [PATCH stable v4.4 52/52] powerpc/fsl: Fix the flush of branch predictor Michael Ellerman
2019-04-21 16:34 ` [PATCH stable v4.4 00/52] powerpc spectre backports for 4.4 Greg KH
2019-04-22 15:27   ` Diana Madalina Craciun
2019-04-24 13:48     ` Greg KH
2019-04-28  6:17   ` Michael Ellerman
2019-04-29  6:26     ` Michael Ellerman [this message]
2019-04-29  7:03       ` Greg KH
2019-04-29 11:56         ` Michael Ellerman
2019-04-22 15:32 ` Diana Madalina Craciun
2019-04-28  6:20   ` Michael Ellerman
2019-04-29 15:52     ` Diana Madalina Craciun
2019-04-29  9:43 ` Greg KH

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