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Groups > linux.kernel > #1347055
| From | Andrew Morton <akpm@linux-foundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH V2 1/2] kexec: Make a pair of map/unmap reserved pages in error path |
| Date | 2016-03-01 23:00 +0100 |
| Message-ID | <r80uJ-6zV-3@gated-at.bofh.it> (permalink) |
| References | <r7Nxw-6uW-7@gated-at.bofh.it> <r7Nxw-6uW-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, 1 Mar 2016 16:02:28 +0800 Minfei Huang <mnfhuang@gmail.com> wrote: > For some arch, kexec shall map the reserved pages, then use them, when > we try to start the kdump service. Which architectures are these, by the way? > kexec may return directly, without unmaping the reserved pages, if it > fails during starting service. To fix it, we make a pair of map/unmap > reserved pages both in generic path and error path. I'm having trouble understanding the urgency of this patch. Do you think it is needed in 4.5? -stable? If so, why? Thanks.
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[PATCH V2 1/2] kexec: Make a pair of map/unmap reserved pages in error path Minfei Huang <mnfhuang@gmail.com> - 2016-03-01 09:10 +0100
Re: [PATCH V2 1/2] kexec: Make a pair of map/unmap reserved pages in error path Andrew Morton <akpm@linux-foundation.org> - 2016-03-01 23:00 +0100
Re: [PATCH V2 1/2] kexec: Make a pair of map/unmap reserved pages in error path Minfei Huang <mhuang@redhat.com> - 2016-03-02 04:00 +0100
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