Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-02-02 Thread Minfei Huang
On 02/01/16 at 09:45pm, Andrew Morton wrote: > On Thu, 28 Jan 2016 11:57:22 +0300 Dmitry Safonov > wrote: > > > On 01/28/2016 09:29 AM, Minfei Huang wrote: > > > On 01/27/16 at 02:48pm, Dmitry Safonov wrote: > > >> For allocation of kimage failure or kexec_prepare or load segments > > >> errors

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-02-01 Thread Andrew Morton
On Thu, 28 Jan 2016 11:57:22 +0300 Dmitry Safonov wrote: > On 01/28/2016 09:29 AM, Minfei Huang wrote: > > On 01/27/16 at 02:48pm, Dmitry Safonov wrote: > >> For allocation of kimage failure or kexec_prepare or load segments > >> errors there is no need to keep crashkernel memory mapped. > >> It

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Xunlei Pang
On 2016/01/28 at 17:02, Dmitry Safonov wrote: > On 01/28/2016 05:58 AM, Xunlei Pang wrote: >> Hi Dmitry, >> >> On 2016/01/28 at 03:15, Andrew Morton wrote: >>> On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov >>> wrote: >>> For allocation of kimage failure or kexec_prepare or load segment

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Michael Holzheu
On Thu, 28 Jan 2016 21:12:54 +0800 Xunlei Pang wrote: > On 2016/01/28 at 20:44, Michael Holzheu wrote: > > On Thu, 28 Jan 2016 19:56:56 +0800 > > Xunlei Pang wrote: > > > >> On 2016/01/28 at 18:32, Michael Holzheu wrote: > >>> On Wed, 27 Jan 2016 11:15:46 -0800 > >>> Andrew Morton wrote: > >>>

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Xunlei Pang
On 2016/01/28 at 20:44, Michael Holzheu wrote: > On Thu, 28 Jan 2016 19:56:56 +0800 > Xunlei Pang wrote: > >> On 2016/01/28 at 18:32, Michael Holzheu wrote: >>> On Wed, 27 Jan 2016 11:15:46 -0800 >>> Andrew Morton wrote: >>> On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov wrote: >>>

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Michael Holzheu
On Thu, 28 Jan 2016 19:56:56 +0800 Xunlei Pang wrote: > On 2016/01/28 at 18:32, Michael Holzheu wrote: > > On Wed, 27 Jan 2016 11:15:46 -0800 > > Andrew Morton wrote: > > > >> On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov > >> wrote: > >> > >>> For allocation of kimage failure or kexec_pre

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Xunlei Pang
On 2016/01/28 at 18:32, Michael Holzheu wrote: > On Wed, 27 Jan 2016 11:15:46 -0800 > Andrew Morton wrote: > >> On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov >> wrote: >> >>> For allocation of kimage failure or kexec_prepare or load segments >>> errors there is no need to keep crashkernel me

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Michael Holzheu
On Wed, 27 Jan 2016 11:15:46 -0800 Andrew Morton wrote: > On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov > wrote: > > > For allocation of kimage failure or kexec_prepare or load segments > > errors there is no need to keep crashkernel memory mapped. > > It will affect only s390 as map/unmap

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-28 Thread Dmitry Safonov
On 01/28/2016 09:29 AM, Minfei Huang wrote: On 01/27/16 at 02:48pm, Dmitry Safonov wrote: For allocation of kimage failure or kexec_prepare or load segments errors there is no need to keep crashkernel memory mapped. It will affect only s390 as map/unmap hook defined only for it. As on unmap s390

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-27 Thread Minfei Huang
On 01/27/16 at 02:48pm, Dmitry Safonov wrote: > For allocation of kimage failure or kexec_prepare or load segments > errors there is no need to keep crashkernel memory mapped. > It will affect only s390 as map/unmap hook defined only for it. > As on unmap s390 also changes os_info structure let's c

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-27 Thread Xunlei Pang
On 2016/01/27 at 19:48, Dmitry Safonov wrote: > For allocation of kimage failure or kexec_prepare or load segments > errors there is no need to keep crashkernel memory mapped. > It will affect only s390 as map/unmap hook defined only for it. > As on unmap s390 also changes os_info structure let's c

Re: [PATCH] kexec: unmap reserved pages for each error-return way

2016-01-27 Thread Andrew Morton
On Wed, 27 Jan 2016 14:48:31 +0300 Dmitry Safonov wrote: > For allocation of kimage failure or kexec_prepare or load segments > errors there is no need to keep crashkernel memory mapped. > It will affect only s390 as map/unmap hook defined only for it. > As on unmap s390 also changes os_info str

[PATCH] kexec: unmap reserved pages for each error-return way

2016-01-27 Thread Dmitry Safonov
For allocation of kimage failure or kexec_prepare or load segments errors there is no need to keep crashkernel memory mapped. It will affect only s390 as map/unmap hook defined only for it. As on unmap s390 also changes os_info structure let's check return code and add info only on success. Signed