* [PATCH] ARM: mm: Enable PXN when running non-LPAE kernel on LPAE [not found] <005201d1415a$e5fe5ed0$b1fb1c70$@samsung.com> @ 2015-12-28 22:23 ` Ben Hutchings 2015-12-29 13:48 ` Vladimir Murzin 0 siblings, 1 reply; 3+ messages in thread From: Ben Hutchings @ 2015-12-28 22:23 UTC (permalink / raw) To: linux-arm-kernel On Mon, 2015-12-28 at 19:31 +0900, Jungseung Lee wrote: > 2015-05-11 23:36 GMT+09:00 Catalin Marinas <catalin.marinas@arm.com>: > > On Mon, May 11, 2015 at 05:09:35PM +0900, Jungseung Lee wrote: > > > Hi, Ben. > > > > > > 2014-12-25 2:20 GMT+09:00 Catalin Marinas : > > > > On Wed, Dec 24, 2014 at 03:54:28PM +0000, Ben Hutchings wrote: > > > > > The VMSA field of MMFR0 (bottom 4 bits) is incremented for each > > > > > added feature.??PXN is supported if the value is >= 4 and LPAE > > > > > is supported if it is >= 5. > > > > > > > > > > In case a kernel with CONFIG_ARM_LPAE disabled is used on a > > > > > processor that supports LPAE, we can still use PXN in short > > > > > descriptors.??So check for >= 4 not == 4. > > > > > > > > > > Signed-off-by: Ben Hutchings <ben@decadent.org.uk> > > > > > Cc: Jungseung Lee <js07.lee@gmail.com> > > > > > Cc: Catalin Marinas <catalin.marinas@arm.com> > > > > > > > > Acked-by: Catalin Marinas <catalin.marinas@arm.com> > > > > > > Is this patch handled? > > > > If it's not in mainline already, than it probably isn't handled. > > > > > or you can send it to Russell's patch system: > > > http://www.arm.linux.org.uk/developer/patches/ > > > > Check mainline first, otherwise please submit it. > > > > > -- > > Catalin > > Hi, Ben > > It looks still not submitted yet. Could you send it to Russell's patch > system? > http://www.arm.linux.org.uk/developer/patches/ > I've never needed to use a web-based system to submit kernel patches before, and I'm not going to start now. ?Someone else can re-submit this if they want it. Ben. -- Ben Hutchings I'm not a reverse psychological virus. Please don't copy me into your sig. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 811 bytes Desc: This is a digitally signed message part URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20151228/813ab5a0/attachment.sig> ^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] ARM: mm: Enable PXN when running non-LPAE kernel on LPAE 2015-12-28 22:23 ` [PATCH] ARM: mm: Enable PXN when running non-LPAE kernel on LPAE Ben Hutchings @ 2015-12-29 13:48 ` Vladimir Murzin 2015-12-29 14:11 ` Ben Hutchings 0 siblings, 1 reply; 3+ messages in thread From: Vladimir Murzin @ 2015-12-29 13:48 UTC (permalink / raw) To: linux-arm-kernel On 28/12/15 22:23, Ben Hutchings wrote: > On Mon, 2015-12-28 at 19:31 +0900, Jungseung Lee wrote: >> 2015-05-11 23:36 GMT+09:00 Catalin Marinas <catalin.marinas@arm.com>: >>> On Mon, May 11, 2015 at 05:09:35PM +0900, Jungseung Lee wrote: >>>> Hi, Ben. >>>> >>>> 2014-12-25 2:20 GMT+09:00 Catalin Marinas : >>>>> On Wed, Dec 24, 2014 at 03:54:28PM +0000, Ben Hutchings wrote: >>>>>> The VMSA field of MMFR0 (bottom 4 bits) is incremented for each >>>>>> added feature. PXN is supported if the value is >= 4 and LPAE >>>>>> is supported if it is >= 5. >>>>>> >>>>>> In case a kernel with CONFIG_ARM_LPAE disabled is used on a >>>>>> processor that supports LPAE, we can still use PXN in short >>>>>> descriptors. So check for >= 4 not == 4. >>>>>> >>>>>> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> >>>>>> Cc: Jungseung Lee <js07.lee@gmail.com> >>>>>> Cc: Catalin Marinas <catalin.marinas@arm.com> >>>>> >>>>> Acked-by: Catalin Marinas <catalin.marinas@arm.com> >>>> >>>> Is this patch handled? >>> >>> If it's not in mainline already, than it probably isn't handled. >>> >>>> or you can send it to Russell's patch system: >>>> http://www.arm.linux.org.uk/developer/patches/ >>> >>> Check mainline first, otherwise please submit it. >>> >> >>> -- >>> Catalin >> >> Hi, Ben >> >> It looks still not submitted yet. Could you send it to Russell's patch >> system? >> http://www.arm.linux.org.uk/developer/patches/ >> > > I've never needed to use a web-based system to submit kernel patches > before, and I'm not going to start now. Someone else can re-submit You don't have to... I just quote Catalin's recipe [1] > You can send patches as usual to patches at arm.linux.org.uk, just add > KernelVersion: v3.?? after the --- line in your patch (maybe this could > be automate as well but I didn't bother). > > For series, because the arrival order is not guaranteed, I use the git > alias below to trick it into sleeping 60s between patches: > > ksend-rmk-patch = !git send-email --annotate --no-thread --suppress-cc=all --to-cmd='sleep 60 && echo patches at arm.linux.org.uk "#"' > > For stgit, I have a dedicated template: > > From: %(sender)s > To: patches at arm.linux.org.uk > Subject: %(prefix)s%(shortdescr)s > > %(longdescr)s > PATCH FOLLOWS > KernelVersion:%(version)s > %(diff)s > > And there is always git pull request that Russell is happy with. Does it work for you? [1] https://lkml.org/lkml/2014/8/22/228 Happy NY Vladimir > this if they want it. > > Ben. > > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > ^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] ARM: mm: Enable PXN when running non-LPAE kernel on LPAE 2015-12-29 13:48 ` Vladimir Murzin @ 2015-12-29 14:11 ` Ben Hutchings 0 siblings, 0 replies; 3+ messages in thread From: Ben Hutchings @ 2015-12-29 14:11 UTC (permalink / raw) To: linux-arm-kernel On Tue, 2015-12-29 at 13:48 +0000, Vladimir Murzin wrote: > On 28/12/15 22:23, Ben Hutchings wrote: [...] > > I've never needed to use a web-based system to submit kernel patches > > before, and I'm not going to start now.??Someone else can re-submit > > You don't have to... I just quote Catalin's recipe [1] > > > You can send patches as usual to patches at arm.linux.org.uk, just add > > KernelVersion: v3.?? after the --- line in your patch (maybe this could > > be automate as well but I didn't bother). > > > > For series, because the arrival order is not guaranteed, I use the git > > alias below to trick it into sleeping 60s between patches: > > > > ksend-rmk-patch = !git send-email --annotate --no-thread --suppress-cc=all --to-cmd='sleep 60 && echo patches at arm.linux.org.uk "#"' > > > > For stgit, I have a dedicated template: > > > > From: %(sender)s > > To: patches at arm.linux.org.uk > > Subject: %(prefix)s%(shortdescr)s > > > > %(longdescr)s > > PATCH FOLLOWS > > KernelVersion:%(version)s > > %(diff)s > > > > And there is always git pull request that Russell is happy with. > > Does it work for you? > > [1] https://lkml.org/lkml/2014/8/22/228 Thanks. Jungseung Lee has already re-submitted this patch, though. Ben. -- Ben Hutchings If God had intended Man to program, we'd have been born with serial I/O ports. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 811 bytes Desc: This is a digitally signed message part URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20151229/015636b9/attachment.sig> ^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-12-28 22:23 ` [PATCH] ARM: mm: Enable PXN when running non-LPAE kernel on LPAE Ben Hutchings
2015-12-29 13:48 ` Vladimir Murzin
2015-12-29 14:11 ` Ben Hutchings
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