On 06/09/2017 at 03:45 PM, Dave Young wrote:
> On 06/09/17 at 10:29am, Dave Young wrote:
>> On 06/09/17 at 10:17am, Xunlei Pang wrote:
>>> S390 KEXEC_NOTE_BYTES is not used by note_buf_t as before, which
>>> is now defined as follows:
>>> typedef u32 note_bu
l for machines with large number of memory to
save paging structure allocations(around 4MB/TB using 2MB page)
when setting identity mappings for all the memory, after using
1GB page it will consume only 8KB/TB.
Signed-off-by: Xunlei Pang
---
arch/x86/boot/compressed/pagetable.c | 2 +-
arch/x86/includ
the identity mapping pgtable for kdump if
1GB feature is available.
Signed-off-by: Xunlei Pang
---
arch/x86/kernel/machine_kexec_64.c | 4
1 file changed, 4 insertions(+)
diff --git a/arch/x86/kernel/machine_kexec_64.c
b/arch/x86/kernel/machine_kexec_64.c
index 1d4f2b0..c25d277 100644
-
On 05/05/2017 at 02:52 PM, Ingo Molnar wrote:
> * Xunlei Pang wrote:
>
>> @@ -122,6 +122,10 @@ static int init_pgtable(struct kimage *image, unsigned
>> long start_pgtable)
>>
>> level4p = (pgd_t *)__va(start_pgtable);
>> clear_page(level
On 05/05/2017 at 05:20 PM, Ingo Molnar wrote:
> * Xunlei Pang wrote:
>
>> On 05/05/2017 at 02:52 PM, Ingo Molnar wrote:
>>> * Xunlei Pang wrote:
>>>
>>>> @@ -122,6 +122,10 @@ static int init_pgtable(struct kimage *image,
>>>> unsigned long
CRASH_CORE_NOTE_BYTES for S390.
Fixes: 692f66f26a4c ("crash: move crashkernel parsing and vmcore related code
under CONFIG_CRASH_CORE")
Cc: Dave Young
Cc: Dave Anderson
Cc: Hari Bathini
Cc: Gustavo Luiz Duarte
Signed-off-by: Xunlei Pang
---
arch/s390/include/asm/kexec.h | 2 +-
inc
Signed-off-by: Xunlei Pang
---
drivers/iommu/intel-svm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c
index 8ebb353..cfa75c2 100644
--- a/drivers/iommu/intel-svm.c
+++ b/drivers/iommu/intel-svm.c
@@ -39,7
x27;t fail it as a memory violation in these cases.
Thus, we add the case to regard the segment as valid if it is
within crashk_low_res.
Signed-off-by: Xunlei Pang
---
kernel/kexec_core.c | 11 ---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/kernel/kexec_core.c b/kernel/k
corresponding sysfs file
"/sys/kernel/kexec_crash_low_size" for crashk_low_res.
So, the exact total reserved memory is the sum of the two.
crashk_low_res can also be shrunk via this new interface,
and users should be aware of what they are doing.
Suggested-by: Dave Young
Signed-off-by:
On 2016/08/17 at 15:24, Dave Young wrote:
> Hi, Xunlei,
>
> On 08/17/16 at 09:50am, Xunlei Pang wrote:
>> We have crashk_res only in most cases, but sometimes we have
>> crashk_low_res.
>>
>> For example, on 64-bit x86 systems, when "crashkernel=32M,high"
On 2016/08/22 at 18:59, Pratyush Anand wrote:
> On 12/08/2016:07:48:38 PM, Ronit Halder wrote:
>> Currenty linux kernel reserves memory at the boot time for crash kernel.
>> It will be very useful if we can reserve memory in run time. The user can
>> reserve the memory whenerver needed instead of
ays should stay consistent.
Note that write to "/sys/kernel/kexec_crash_size" is to shrink
the reserved memory, and we want to shrink crashk_res only.
So we add some additional check in crash_shrink_memory() since
crashk_low_res now is involved.
Signed-off-by: Xunlei Pang
---
kernel/
On 2016/08/15 at 15:17, Dave Young wrote:
> Hi Xunlei,
>
> On 08/13/16 at 04:26pm, Xunlei Pang wrote:
>> "/sys/kernel/kexec_crash_size" only includes crashk_res, it
>> is fine in most cases, but sometimes we have crashk_low_res.
>> For example, when "
Commit-ID: 8d4c00dc38a8aa30dae8402955e55e7b34e74bc8
Gitweb: https://git.kernel.org/tip/8d4c00dc38a8aa30dae8402955e55e7b34e74bc8
Author: Xunlei Pang
AuthorDate: Mon, 9 Jul 2018 22:58:43 +0800
Committer: Ingo Molnar
CommitDate: Mon, 16 Jul 2018 00:28:31 +0200
sched/cputime: Ensure
Commit-ID: 512ac999d2755d2b7109e996a76b6fb8b888631d
Gitweb: https://git.kernel.org/tip/512ac999d2755d2b7109e996a76b6fb8b888631d
Author: Xunlei Pang
AuthorDate: Wed, 20 Jun 2018 18:18:33 +0800
Committer: Ingo Molnar
CommitDate: Tue, 3 Jul 2018 09:17:29 +0200
sched/fair: Fix bandwidth
Commit-ID: f1d1be8aee6c461652aea8f58bedebaa73d7f4d3
Gitweb: https://git.kernel.org/tip/f1d1be8aee6c461652aea8f58bedebaa73d7f4d3
Author: Xunlei Pang
AuthorDate: Wed, 20 Jun 2018 18:18:34 +0800
Committer: Ingo Molnar
CommitDate: Tue, 3 Jul 2018 09:17:29 +0200
sched/fair: Advance global
Commit-ID: 638476007d13534b2ed4134bf0279ef44071140b
Gitweb: http://git.kernel.org/tip/638476007d13534b2ed4134bf0279ef44071140b
Author: Xunlei Pang
AuthorDate: Tue, 16 Dec 2014 23:58:29 +0800
Committer: Ingo Molnar
CommitDate: Wed, 14 Jan 2015 13:34:13 +0100
sched/fair: Fix the dealing
Commit-ID: 9a806ddbb9a18c510e4acdcc828b9a87f5fd3aef
Gitweb: http://git.kernel.org/tip/9a806ddbb9a18c510e4acdcc828b9a87f5fd3aef
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:21 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:18 +0200
time: Add y2038 safe
Commit-ID: a0c2998f918e7e597d3c686c5f3d5a30d0382dd6
Gitweb: http://git.kernel.org/tip/a0c2998f918e7e597d3c686c5f3d5a30d0382dd6
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:25 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:22 +0200
clocksource/drivers/tegra
Commit-ID: a451570c008b9e19592e29f15cfd295bdf818c7a
Gitweb: http://git.kernel.org/tip/a451570c008b9e19592e29f15cfd295bdf818c7a
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:24 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:21 +0200
ARM: OMAP: 32k counter
Commit-ID: 2ee966320028ac846654eba5344540eeb4dc228d
Gitweb: http://git.kernel.org/tip/2ee966320028ac846654eba5344540eeb4dc228d
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:22 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:19 +0200
time: Add y2038 safe
Commit-ID: 3c00a1fe8496ff29ab62764bb3f4ce4b48089004
Gitweb: http://git.kernel.org/tip/3c00a1fe8496ff29ab62764bb3f4ce4b48089004
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:23 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:20 +0200
time: Add y2038 safe
Commit-ID: 5c7e11bc66647f2e4bc95de9b4302fff6d612f3a
Gitweb: http://git.kernel.org/tip/5c7e11bc66647f2e4bc95de9b4302fff6d612f3a
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:29 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:25 +0200
drivers/rtc/ab3100: Update
Commit-ID: 8e4ff1a81aa91d12856287c7103d0301ac91351a
Gitweb: http://git.kernel.org/tip/8e4ff1a81aa91d12856287c7103d0301ac91351a
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:27 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:24 +0200
drivers/rtc: Provide y2038
Commit-ID: 4d644ab84c6ed66f7a628c74d83c34d85bec13bf
Gitweb: http://git.kernel.org/tip/4d644ab84c6ed66f7a628c74d83c34d85bec13bf
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:28 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:24 +0200
drivers/rtc/test: Update
Commit-ID: 0307b0d77a0830b0fd4a22b5db4a9fa723a5fa5f
Gitweb: http://git.kernel.org/tip/0307b0d77a0830b0fd4a22b5db4a9fa723a5fa5f
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:30 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:26 +0200
drivers/rtc/mc13xxx: Update
Commit-ID: 482494a8d395877c4776a3d76f89342d7ad7c4c6
Gitweb: http://git.kernel.org/tip/482494a8d395877c4776a3d76f89342d7ad7c4c6
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:31 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:27 +0200
drivers/rtc/mxc: Modify
Commit-ID: 933623c38f014b10db564f0ec44f9db64a5ced84
Gitweb: http://git.kernel.org/tip/933623c38f014b10db564f0ec44f9db64a5ced84
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:33 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:29 +0200
drivers/rtc/mxc: Update
Commit-ID: 7f2981393af31a854879f2496cab4c978e886902
Gitweb: http://git.kernel.org/tip/7f2981393af31a854879f2496cab4c978e886902
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:35 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:31 +0200
time: Don't
Commit-ID: 814dcf8ead04f5ebcec74af06c705b207887f0fa
Gitweb: http://git.kernel.org/tip/814dcf8ead04f5ebcec74af06c705b207887f0fa
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:36 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:32 +0200
drivers/rtc: Remove redundant
Commit-ID: 264bb3f79f2a465477cdcd2f0554e21aedc443a3
Gitweb: http://git.kernel.org/tip/264bb3f79f2a465477cdcd2f0554e21aedc443a3
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:37 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:33 +0200
time: Fix a bug in
Commit-ID: cb850717b076d979058d52529e15f1736359d811
Gitweb: http://git.kernel.org/tip/cb850717b076d979058d52529e15f1736359d811
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:26 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:23 +0200
ARM, clocksource/drivers
Commit-ID: a5312f56e0a67deed5c7d1191140e00b6d367e01
Gitweb: http://git.kernel.org/tip/a5312f56e0a67deed5c7d1191140e00b6d367e01
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:34 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:30 +0200
alpha, rtc: Change to use
Commit-ID: a015b8aabfd2fb58875dea001f1eac8100eacc2e
Gitweb: http://git.kernel.org/tip/a015b8aabfd2fb58875dea001f1eac8100eacc2e
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:32 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:28 +0200
drivers/rtc/mxc: Convert
Commit-ID: 0fa88cb4b82b5cf7429bc1cef9db006ca035754e
Gitweb: http://git.kernel.org/tip/0fa88cb4b82b5cf7429bc1cef9db006ca035754e
Author: Xunlei Pang
AuthorDate: Wed, 1 Apr 2015 20:34:38 -0700
Committer: Ingo Molnar
CommitDate: Fri, 3 Apr 2015 08:18:34 +0200
time, drivers/rtc: Don
Commit-ID: 13b5ab02ae118fc8dfdc2b8597688ec4a11d5b53
Gitweb: http://git.kernel.org/tip/13b5ab02ae118fc8dfdc2b8597688ec4a11d5b53
Author: Xunlei Pang
AuthorDate: Mon, 9 May 2016 12:11:31 +0800
Committer: Ingo Molnar
CommitDate: Tue, 10 May 2016 10:02:46 +0200
sched/rt, sched/dl: Don
Commit-ID: 8295c69925ad53ec32ca54ac9fc194ff21bc40e2
Gitweb: http://git.kernel.org/tip/8295c69925ad53ec32ca54ac9fc194ff21bc40e2
Author: Xunlei Pang
AuthorDate: Wed, 2 Dec 2015 19:52:59 +0800
Committer: Ingo Molnar
CommitDate: Fri, 4 Dec 2015 10:16:21 +0100
sched/core: Clear the
Commit-ID: 9659e128f7025b6545934d644d19e9c6e603
Gitweb: http://git.kernel.org/tip/9659e128f7025b6545934d644d19e9c6e603
Author: Xunlei Pang
AuthorDate: Mon, 19 Jan 2015 04:49:37 +
Committer: Ingo Molnar
CommitDate: Wed, 4 Feb 2015 07:52:29 +0100
sched/deadline: Remove
Commit-ID: 16b269436b7213ebc01dcfcc9dafa8535b676ccb
Gitweb: http://git.kernel.org/tip/16b269436b7213ebc01dcfcc9dafa8535b676ccb
Author: Xunlei Pang
AuthorDate: Mon, 19 Jan 2015 04:49:36 +
Committer: Ingo Molnar
CommitDate: Fri, 30 Jan 2015 19:39:16 +0100
sched/deadline: Modify
Commit-ID: fec148c000d0f9ac21679601722811eb60b4cc52
Gitweb: http://git.kernel.org/tip/fec148c000d0f9ac21679601722811eb60b4cc52
Author: Xunlei Pang
AuthorDate: Thu, 14 Apr 2016 20:19:28 +0800
Committer: Ingo Molnar
CommitDate: Sat, 23 Apr 2016 14:20:43 +0200
sched/deadline: Fix a bug
Commit-ID: a8d4c8246b290ce97f88752d833804843041ac84
Gitweb: http://git.kernel.org/tip/a8d4c8246b290ce97f88752d833804843041ac84
Author: Xunlei Pang
AuthorDate: Mon, 23 Jan 2017 14:48:23 +0800
Committer: Ingo Molnar
CommitDate: Mon, 23 Jan 2017 08:57:55 +0100
x86/crash: Update the stale
Commit-ID: 5bc329503e8191c91c4c40836f062ef771d8ba83
Gitweb: http://git.kernel.org/tip/5bc329503e8191c91c4c40836f062ef771d8ba83
Author: Xunlei Pang
AuthorDate: Mon, 13 Mar 2017 10:50:19 +0100
Committer: Thomas Gleixner
CommitDate: Mon, 13 Mar 2017 20:18:07 +0100
x86/mce: Handle
Commit-ID: b8922125e4790fa237a8a4204562ecf457ef54bb
Gitweb: http://git.kernel.org/tip/b8922125e4790fa237a8a4204562ecf457ef54bb
Author: Xunlei Pang
AuthorDate: Sat, 9 Jul 2016 15:54:22 +0800
Committer: Ingo Molnar
CommitDate: Wed, 10 Aug 2016 13:32:55 +0200
sched/fair: Fix typo in
Commit-ID: 1a99ae3f00d3c7c7885ee529ac9a874b19caa0cf
Gitweb: http://git.kernel.org/tip/1a99ae3f00d3c7c7885ee529ac9a874b19caa0cf
Author: Xunlei Pang
AuthorDate: Tue, 10 May 2016 21:03:18 +0800
Committer: Ingo Molnar
CommitDate: Fri, 3 Jun 2016 09:18:56 +0200
sched/fair: Fix the wrong
Commit-ID: 3fe33bcdd358dd8c641cf4d92c9d2d9972ca94dd
Gitweb: http://git.kernel.org/tip/3fe33bcdd358dd8c641cf4d92c9d2d9972ca94dd
Author: Xunlei Pang
AuthorDate: Sat, 4 Jul 2015 15:39:23 +0800
Committer: Ingo Molnar
CommitDate: Mon, 3 Aug 2015 12:21:20 +0200
sched/deadline: Remove a
Commit-ID: 8fd373548eed815858d7b5534971bdc64b4d8d2c
Gitweb: http://git.kernel.org/tip/8fd373548eed815858d7b5534971bdc64b4d8d2c
Author: Xunlei Pang
AuthorDate: Sat, 4 Jul 2015 15:39:22 +0800
Committer: Ingo Molnar
CommitDate: Mon, 3 Aug 2015 12:21:19 +0200
sched/rt: Remove a redundant
The following commit has been merged into the sched/core branch of tip:
Commit-ID: df3cb4ea1fb63ff326488efd671ba3c39034255e
Gitweb:
https://git.kernel.org/tip/df3cb4ea1fb63ff326488efd671ba3c39034255e
Author:Xunlei Pang
AuthorDate:Thu, 24 Sep 2020 14:48:47 +08:00
Committer
Commit-ID: e96a7705e7d3fef96aec9b590c63b2f6f7d2ba22
Gitweb: http://git.kernel.org/tip/e96a7705e7d3fef96aec9b590c63b2f6f7d2ba22
Author: Xunlei Pang
AuthorDate: Thu, 23 Mar 2017 15:56:08 +0100
Committer: Thomas Gleixner
CommitDate: Tue, 4 Apr 2017 11:44:05 +0200
sched/rtmutex/deadline
Commit-ID: 85e2d4f992868ad78dc8bb2c077b652fcfb3661a
Gitweb: http://git.kernel.org/tip/85e2d4f992868ad78dc8bb2c077b652fcfb3661a
Author: Xunlei Pang
AuthorDate: Thu, 23 Mar 2017 15:56:09 +0100
Committer: Thomas Gleixner
CommitDate: Tue, 4 Apr 2017 11:44:05 +0200
sched/deadline/rtmutex
Commit-ID: 2a1c6029940675abb2217b590512dbf691867ec4
Gitweb: http://git.kernel.org/tip/2a1c6029940675abb2217b590512dbf691867ec4
Author: Xunlei Pang
AuthorDate: Thu, 23 Mar 2017 15:56:07 +0100
Committer: Thomas Gleixner
CommitDate: Tue, 4 Apr 2017 11:44:05 +0200
rtmutex: Deboost before
Commit-ID: 8638100c52bb7782462b14aad102a4aaf0c7094c
Gitweb: http://git.kernel.org/tip/8638100c52bb7782462b14aad102a4aaf0c7094c
Author: Xunlei Pang
AuthorDate: Thu, 4 May 2017 09:42:51 +0800
Committer: Ingo Molnar
CommitDate: Mon, 8 May 2017 08:28:44 +0200
x86/kexec/64: Use gbpages for
Commit-ID: 66aad4fdf2bf0af29c7decb4433dc5ec6c7c5451
Gitweb: http://git.kernel.org/tip/66aad4fdf2bf0af29c7decb4433dc5ec6c7c5451
Author: Xunlei Pang
AuthorDate: Thu, 4 May 2017 09:42:50 +0800
Committer: Ingo Molnar
CommitDate: Mon, 8 May 2017 08:28:40 +0200
x86/mm: Add support for
Commit-ID: ae83b56a56f8d9643dedbee86b457fa1c5d42f59
Gitweb: http://git.kernel.org/tip/ae83b56a56f8d9643dedbee86b457fa1c5d42f59
Author: Xunlei Pang
AuthorDate: Wed, 10 May 2017 21:03:37 +0800
Committer: Ingo Molnar
CommitDate: Thu, 8 Jun 2017 10:31:58 +0200
sched/deadline: Zero out
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