Sometimes we will use the memory dump to figure out what has happened.
Flush the local cache is needed to make the memory content be updated.
Signed-off-by: Neil Zhang
---
kernel/panic.c |3 +++
1 file changed, 3 insertions(+)
diff --git a/kernel/panic.c b/kernel/panic.c
index 8136ad7
0 0
0 0 0 0 0
[ 806.653113@1] Isolate: 0 0 0 0 0 0
0 0 0 0 0
Signed-off-by: Neil Zhang
---
mm/internal.h |2 ++
mm/page_alloc.c | 55 ++-
mm
Sometimes we will use the memory dump to figure out what has happened.
Flush the local cache is needed to make the memory content be updated.
Signed-off-by: Neil Zhang neilzhang1...@hotmail.com
---
kernel/panic.c |3 +++
1 file changed, 3 insertions(+)
diff --git a/kernel/panic.c b/kernel
0 0
0 0 0 0 0
[ 806.653113@1] Isolate: 0 0 0 0 0 0
0 0 0 0 0
Signed-off-by: Neil Zhang neilzhang1...@hotmail.com
---
mm/internal.h |2 ++
mm/page_alloc.c | 55
show detailed free pages per each migrate type in show_free_areas.
Signed-off-by: Neil Zhang
---
mm/internal.h |2 ++
mm/page_alloc.c | 55 ++-
mm/vmstat.c | 13 -
3 files changed, 28 insertions(+), 42 deletions
show detailed free pages per each migrate type in show_free_areas.
Signed-off-by: Neil Zhang neilzhang1...@hotmail.com
---
mm/internal.h |2 ++
mm/page_alloc.c | 55 ++-
mm/vmstat.c | 13 -
3 files changed, 28
one more info as following before crash.
[83321.794602] c1 230 (DispSync) BUG: Bad rss-counter state
mm:ec376200 idx:0 val:2497
[83321.795281] c0 2084 (v.airplayserver) Unable to handle kernel NULL
pointer dereference at virtual address 0008
2014-12-29 9:56 GMT+08:00 Neil Zhang :
> D
Does anyone ever encountered it?
Please give your help if any.
Thanks in advanced!
Best Regards,
Neil Zhang
2014-12-26 17:37 GMT+08:00 Neil Zhang :
> Hi All,
> I encountered the following crash in 3.10.24.
>
> The panic log is as following.
> The strange thing is that the nr
Does anyone ever encountered it?
Please give your help if any.
Thanks in advanced!
Best Regards,
Neil Zhang
2014-12-26 17:37 GMT+08:00 Neil Zhang glacier1...@gmail.com:
Hi All,
I encountered the following crash in 3.10.24.
The panic log is as following.
The strange thing
one more info as following before crash.
[83321.794602] c1 230 (DispSync) BUG: Bad rss-counter state
mm:ec376200 idx:0 val:2497
[83321.795281] c0 2084 (v.airplayserver) Unable to handle kernel NULL
pointer dereference at virtual address 0008
2014-12-29 9:56 GMT+08:00 Neil Zhang glacier1
Hi All,
I encountered the following crash in 3.10.24.
The panic log is as following.
The strange thing is that the nr_running change to NULL after pass the
check in the beginning of pick_next_task_fair.
So it seems there are race condition in the code.
Seems no related patch to fix it in the
Hi All,
I encountered the following crash in 3.10.24.
The panic log is as following.
The strange thing is that the nr_running change to NULL after pass the
check in the beginning of pick_next_task_fair.
So it seems there are race condition in the code.
Seems no related patch to fix it in the
> -Original Message-
> From: Andrzej Pietrasiewicz [mailto:andrze...@samsung.com]
> Sent: 2014年10月28日 21:10
> To: Neil Zhang; linux-...@vger.kernel.org; linux-kernel@vger.kernel.org
> Cc: ba...@ti.com; gre...@linuxfoundation.org
> Subject: Re: [PATCH] usb: gadget
-Original Message-
From: Andrzej Pietrasiewicz [mailto:andrze...@samsung.com]
Sent: 2014年10月28日 21:10
To: Neil Zhang; linux-...@vger.kernel.org; linux-kernel@vger.kernel.org
Cc: ba...@ti.com; gre...@linuxfoundation.org
Subject: Re: [PATCH] usb: gadget: don't create new
Dan,
> -Original Message-
> From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
> Streetman
> Sent: 2014年10月30日 5:52
> To: Rafael J. Wysocki
> Cc: Rafael J. Wysocki; Neil Zhang; linux-kernel; Greg Kroah-Hartman;
> nf...@linux.vnet.ibm.com
> Subjec
Rafael,
> -Original Message-
> From: Rafael J. Wysocki [mailto:r...@rjwysocki.net]
> Sent: 2014年10月30日 5:47
> To: Dan Streetman
> Cc: Rafael J. Wysocki; Neil Zhang; linux-kernel; Greg Kroah-Hartman;
> nf...@linux.vnet.ibm.com
> Subject: Re: [PATCH V2] Driver cpu: upda
Rafael,
-Original Message-
From: Rafael J. Wysocki [mailto:r...@rjwysocki.net]
Sent: 2014年10月30日 5:47
To: Dan Streetman
Cc: Rafael J. Wysocki; Neil Zhang; linux-kernel; Greg Kroah-Hartman;
nf...@linux.vnet.ibm.com
Subject: Re: [PATCH V2] Driver cpu: update online when cpu_up/down
Dan,
-Original Message-
From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
Streetman
Sent: 2014年10月30日 5:52
To: Rafael J. Wysocki
Cc: Rafael J. Wysocki; Neil Zhang; linux-kernel; Greg Kroah-Hartman;
nf...@linux.vnet.ibm.com
Subject: Re: [PATCH V2] Driver cpu
Don't create new usb_gadget_string_container if the current strings are
already exist in the usb_composite_dev.
Otherwise the ids_tab will overflow soon if we bind / unbind usb
functions frequently like android does.
Signed-off-by: Neil Zhang
---
drivers/usb/gadget/composite.c |6 ++
1
Don't create new usb_gadget_string_container if the current strings are
already exist in the usb_composite_dev.
Otherwise the ids_tab will overflow soon if we bind / unbind usb
functions frequently like android does.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
drivers/usb/gadget
pfns are unsigned long, but PHYS_PFN_OFFSET is phys_addr_t. This leads
to page_to_pfn() returning phys_addr_t which cause type mismatches in
some print statements.
Signed-off-by: Neil Zhang
---
arch/arm64/include/asm/memory.h |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
pfns are unsigned long, but PHYS_PFN_OFFSET is phys_addr_t. This leads
to page_to_pfn() returning phys_addr_t which cause type mismatches in
some print statements.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm64/include/asm/memory.h |2 +-
1 file changed, 1 insertion(+), 1
offline/online for CPU offline/online)
CC: Rafael J. Wysocki
Tested-by: Dan Streetman
Signed-off-by: Neil Zhang
---
drivers/base/cpu.c | 25 +
1 file changed, 25 insertions(+)
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 006b1bc..9d61824 100644
> -Original Message-
> From: Greg KH [mailto:gre...@linuxfoundation.org]
> Sent: 2014年10月27日 10:27
> To: Neil Zhang
> Cc: Dan Streetman; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
>
> On Sun, Oc
> -Original Message-
> From: Greg KH [mailto:gre...@linuxfoundation.org]
> Sent: 2014年10月27日 9:59
> To: Neil Zhang
> Cc: Dan Streetman; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
>
> On Sun, Oct 26,
Greg,
> -Original Message-
> From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
> Streetman
> Sent: 2014年10月21日 1:03
> To: Neil Zhang
> Cc: Greg KH; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when d
Greg,
-Original Message-
From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
Streetman
Sent: 2014年10月21日 1:03
To: Neil Zhang
Cc: Greg KH; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Mon, Oct 20
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月27日 9:59
To: Neil Zhang
Cc: Dan Streetman; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Sun, Oct 26, 2014 at 06:43:11PM -0700, Neil
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月27日 10:27
To: Neil Zhang
Cc: Dan Streetman; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Sun, Oct 26, 2014 at 07:17:14PM -0700, Neil
offline/online for CPU offline/online)
CC: Rafael J. Wysocki rafael.j.wyso...@intel.com
Tested-by: Dan Streetman ddstr...@ieee.org
Signed-off-by: Neil Zhang zhan...@marvell.com
---
drivers/base/cpu.c | 25 +
1 file changed, 25 insertions(+)
diff --git a/drivers/base
Dan,
> -Original Message-
> From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
> Streetman
> Sent: 2014年10月21日 21:03
> To: Neil Zhang
> Cc: linux-kernel; Greg Kroah-Hartman
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplu
Dan,
-Original Message-
From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
Streetman
Sent: 2014年10月21日 21:03
To: Neil Zhang
Cc: linux-kernel; Greg Kroah-Hartman
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Sun, Oct 19, 2014
> -Original Message-
> From: Yasuaki Ishimatsu [mailto:isimatu.yasu...@jp.fujitsu.com]
> Sent: 2014年10月21日 11:27
> To: Neil Zhang; Dan Streetman
> Cc: Greg KH; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
&
Yasuaki,
> -Original Message-
> From: Yasuaki Ishimatsu [mailto:isimatu.yasu...@jp.fujitsu.com]
> Sent: 2014年10月21日 10:57
> To: Dan Streetman; Neil Zhang
> Cc: Greg KH; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do ho
Dan,
> -Original Message-
> From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
> Streetman
> Sent: 2014年10月21日 1:03
> To: Neil Zhang
> Cc: Greg KH; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] drivers: base: update cpu offline info when do
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年10月20日 17:20
> To: Sudeep Holla
> Cc: Neil Zhang; 'li...@arm.linux.org.uk'; 'linux-arm-
> ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
> 'devicet...@vger.kern
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年7月4日 1:57
> To: Neil Zhang
> Cc: Sudeep Holla; 'li...@arm.linux.org.uk'; 'linux-arm-
> ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
> 'devicet...@vger.kernel.org'
>
Greg,
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月20日 14:48
To: Neil Zhang
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Sun, Oct 19, 2014 at 11:39:23PM -0700, Neil Zhang wrote
Greg,
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月20日 12:44
To: Neil Zhang
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Mon, Oct 20, 2014 at 11:29:08AM +0800, Neil Zhang wrote
Greg,
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月20日 12:44
To: Neil Zhang
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Mon, Oct 20, 2014 at 11:29:08AM +0800, Neil Zhang wrote
Greg,
-Original Message-
From: Greg KH [mailto:gre...@linuxfoundation.org]
Sent: 2014年10月20日 14:48
To: Neil Zhang
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
On Sun, Oct 19, 2014 at 11:39:23PM -0700, Neil Zhang wrote
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年7月4日 1:57
To: Neil Zhang
Cc: Sudeep Holla; 'li...@arm.linux.org.uk'; 'linux-arm-
ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
'devicet...@vger.kernel.org'
Subject: Re: [PATCH v4] ARM
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年10月20日 17:20
To: Sudeep Holla
Cc: Neil Zhang; 'li...@arm.linux.org.uk'; 'linux-arm-
ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
'devicet...@vger.kernel.org'; mathieu.poir...@linaro.org
Dan,
-Original Message-
From: ddstr...@gmail.com [mailto:ddstr...@gmail.com] On Behalf Of Dan
Streetman
Sent: 2014年10月21日 1:03
To: Neil Zhang
Cc: Greg KH; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do
hotplug
On Mon, Oct 20
Yasuaki,
-Original Message-
From: Yasuaki Ishimatsu [mailto:isimatu.yasu...@jp.fujitsu.com]
Sent: 2014年10月21日 10:57
To: Dan Streetman; Neil Zhang
Cc: Greg KH; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
Hi Neil and Dan
-Original Message-
From: Yasuaki Ishimatsu [mailto:isimatu.yasu...@jp.fujitsu.com]
Sent: 2014年10月21日 11:27
To: Neil Zhang; Dan Streetman
Cc: Greg KH; linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: base: update cpu offline info when do hotplug
(2014/10/21 12:18), Neil
The current per-cpu offline info won't be updated if it is
hotplugged in/out by a kernel governer.
Let's update it via cpu notifier.
Signed-off-by: Neil Zhang
---
drivers/base/cpu.c | 25 +
1 file changed, 25 insertions(+)
diff --git a/drivers/base/cpu.c b/drivers
The current per-cpu offline info won't be updated if it is
hotplugged in/out by a kernel governer.
Let's update it via cpu notifier.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
drivers/base/cpu.c | 25 +
1 file changed, 25 insertions(+)
diff --git a/drivers/base
> -Original Message-
> From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
> Sent: 2014年8月15日 16:45
> To: Neil Zhang; li...@arm.linux.org.uk
> Cc: Sudeep Holla; linux-kernel@vger.kernel.org;
> linux-arm-ker...@lists.infradead.org
> Subject: Re: [PATCH] arm: irq:
target CPU again, then the interrupt won't be migrated
correctly.
Signed-off-by: Neil Zhang
---
arch/arm/kernel/irq.c |5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 2c42576..6f5a878 100644
--- a/arch/arm/kernel/irq.c
again, then the interrupt won't be migrated
correctly.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm/kernel/irq.c |5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 2c42576..6f5a878 100644
--- a/arch/arm/kernel
-Original Message-
From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
Sent: 2014年8月15日 16:45
To: Neil Zhang; li...@arm.linux.org.uk
Cc: Sudeep Holla; linux-kernel@vger.kernel.org;
linux-arm-ker...@lists.infradead.org
Subject: Re: [PATCH] arm: irq: fix the affinity when migrate a irq
Fix coccinelle warnings.
Signed-off-by: Neil Zhang
---
kernel/printk/printk.c |8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 13e839d..89894e5 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
Fix coccinelle warnings.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
kernel/printk/printk.c |8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 13e839d..89894e5 100644
--- a/kernel/printk/printk.c
+++ b/kernel
> -Original Message-
> From: Neil Zhang
> Sent: 2014年5月14日 15:52
> To: Neil Zhang; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org
> Cc: rmk+ker...@arm.linux.org.uk
> Subject: RE: [PATCH] ARM: remove redundant code in machine_halt
>
&
-Original Message-
From: Neil Zhang
Sent: 2014年5月14日 15:52
To: Neil Zhang; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org
Cc: rmk+ker...@arm.linux.org.uk
Subject: RE: [PATCH] ARM: remove redundant code in machine_halt
-Original Message-
From: Neil
Sudeep & Will，
> -Original Message-
> From: Neil Zhang
> Sent: 2014年5月21日 19:47
> To: 'Sudeep Holla'; Will Deacon
> Cc: 'li...@arm.linux.org.uk'; 'linux-arm-ker...@lists.infradead.org';
> 'linux-kernel@vger.kernel.org'; 'devicet...@vger.kernel.org'
> Subject:
Sudeep Will，
-Original Message-
From: Neil Zhang
Sent: 2014年5月21日 19:47
To: 'Sudeep Holla'; Will Deacon
Cc: 'li...@arm.linux.org.uk'; 'linux-arm-ker...@lists.infradead.org';
'linux-kernel@vger.kernel.org'; 'devicet...@vger.kernel.org'
Subject: RE: [PATCH v4] ARM: perf: save
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年6月20日 16:40
> To: Neil Zhang
> Cc: Catalin Marinas; linux-kernel@vger.kernel.org;
> linux-arm-ker...@lists.infradead.org
> Subject: Re: [PATCH] arm64: add the ability to hook the fault
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年6月20日 16:26
> To: Neil Zhang
> Cc: Catalin Marinas; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org
> Subject: Re: [PATCH] arm64: add the ability to hook the fault
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年6月20日 16:26
To: Neil Zhang
Cc: Catalin Marinas; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: add the ability to hook the fault code
On Thu, Jun 19, 2014
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年6月20日 16:40
To: Neil Zhang
Cc: Catalin Marinas; linux-kernel@vger.kernel.org;
linux-arm-ker...@lists.infradead.org
Subject: Re: [PATCH] arm64: add the ability to hook the fault code
On Fri, Jun 20, 2014
Add the ability to hook the fault code for future use.
Signed-off-by: Neil Zhang
---
arch/arm64/include/asm/system_misc.h |4
arch/arm64/mm/fault.c| 12
2 files changed, 16 insertions(+)
diff --git a/arch/arm64/include/asm/system_misc.h
b/arch/arm64
Add the ability to hook the fault code for future use.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm64/include/asm/system_misc.h |4
arch/arm64/mm/fault.c| 12
2 files changed, 16 insertions(+)
diff --git a/arch/arm64/include/asm
Sudeep，
> -Original Message-
> From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
> Sent: 2014年5月14日 17:32
> To: Neil Zhang; Will Deacon
> Cc: Sudeep Holla; 'li...@arm.linux.org.uk';
> 'linux-arm-ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
> 'devic
Sudeep，
-Original Message-
From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
Sent: 2014年5月14日 17:32
To: Neil Zhang; Will Deacon
Cc: Sudeep Holla; 'li...@arm.linux.org.uk';
'linux-arm-ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
'devicet...@vger.kernel.org'
Subject
> -Original Message-
> From: Neil Zhang [mailto:zhan...@marvell.com]
> Sent: 2014年5月7日 13:50
> To: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
> Cc: rmk+ker...@arm.linux.org.uk; Neil Zhang
> Subject: [PATCH] ARM: remove redundant co
-Original Message-
From: Neil Zhang [mailto:zhan...@marvell.com]
Sent: 2014年5月7日 13:50
To: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
Cc: rmk+ker...@arm.linux.org.uk; Neil Zhang
Subject: [PATCH] ARM: remove redundant code in machine_halt
There is no need
> -Original Message-
> From: Neil Zhang [mailto:zhan...@marvell.com]
> Sent: 2014年5月14日 11:00
> To: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
> Cc: catalin.mari...@arm.com; will.dea...@arm.com; Neil Zhang
> Subject: [PATCH] ARM64: kernel: add
Print the necessary features in order to be backwards compatible with
ARMv7 and earlier version.
Signed-off-by: Neil Zhang
---
arch/arm64/kernel/setup.c |5 +
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 7ec7846..a09ecfe
Print the necessary features in order to be backwards compatable with
ARMv7 and earlier version.
Signed-off-by: Neil Zhang
---
arch/arm64/kernel/setup.c |5 +
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 7ec7846..a09ecfe
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年5月14日 2:45
> To: Neil Zhang
> Cc: Sudeep Holla; 'li...@arm.linux.org.uk';
> 'linux-arm-ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
> 'devicet...@vger.kernel.org'
>
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年5月14日 2:45
To: Neil Zhang
Cc: Sudeep Holla; 'li...@arm.linux.org.uk';
'linux-arm-ker...@lists.infradead.org'; 'linux-kernel@vger.kernel.org';
'devicet...@vger.kernel.org'
Subject: Re: [PATCH v4] ARM: perf
Print the necessary features in order to be backwards compatable with
ARMv7 and earlier version.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm64/kernel/setup.c |5 +
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index
Print the necessary features in order to be backwards compatible with
ARMv7 and earlier version.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm64/kernel/setup.c |5 +
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index
-Original Message-
From: Neil Zhang [mailto:zhan...@marvell.com]
Sent: 2014年5月14日 11:00
To: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
Cc: catalin.mari...@arm.com; will.dea...@arm.com; Neil Zhang
Subject: [PATCH] ARM64: kernel: add compatable cpuinfo
Fix
Will & Sudeep,
> -Original Message-
> From: Neil Zhang
> Sent: 2014年5月5日 14:28
> To: Sudeep Holla; Will Deacon
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; devicet...@vger.kernel.org
> Subject: RE: [PATCH v4
Will Sudeep,
-Original Message-
From: Neil Zhang
Sent: 2014年5月5日 14:28
To: Sudeep Holla; Will Deacon
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; devicet...@vger.kernel.org
Subject: RE: [PATCH v4] ARM: perf: save/restore pmu
There is no need to call local_irq_disable twice.
Signed-off-by: Neil Zhang
---
arch/arm/kernel/process.c |1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 81ef686..18cfce4 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm
There is no need to call local_irq_disable twice.
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm/kernel/process.c |1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 81ef686..18cfce4 100644
--- a/arch/arm/kernel/process.c
Sudeep,
> -Original Message-
> From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
> Sent: 2014年4月30日 21:31
> To: Neil Zhang; Will Deacon
> Cc: Sudeep Holla; li...@arm.linux.org.uk;
> linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org;
> devicet...@vger
Sudeep,
-Original Message-
From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
Sent: 2014年4月30日 21:31
To: Neil Zhang; Will Deacon
Cc: Sudeep Holla; li...@arm.linux.org.uk;
linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org;
devicet...@vger.kernel.org
Subject: Re
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年4月24日 1:08
> To: Neil Zhang
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; Sudeep Holla; devicet...@vger.kernel.org
> Subject: Re:
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年4月24日 1:08
To: Neil Zhang
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; Sudeep Holla; devicet...@vger.kernel.org
Subject: Re: [PATCH v4] ARM: perf: save
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年4月22日 18:37
> To: Neil Zhang
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; Sudeep Holla; devicet...@vger.kernel.org
> Subject: Re:
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年4月22日 18:37
To: Neil Zhang
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; Sudeep Holla; devicet...@vger.kernel.org
Subject: Re: [PATCH v4] ARM: perf: save
> -Original Message-
> From: Neil Zhang [mailto:zhan...@marvell.com]
> Sent: 2014年4月21日 19:09
> To: will.dea...@arm.com; li...@arm.linux.org.uk
> Cc: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org; Neil
> Zhang; Sudeep KarkadaNagesha
> Subject:
is not working on Marvell's CA7 based SoCs.
And it has consulted Sudeep KarkadaNagesha's patch set for multiple PMUs.
Thanks Will and Sudeep's suggestion to only save / restore used events.
Cc: Sudeep KarkadaNagesha
Signed-off-by: Neil Zhang
---
arch/arm/include/asm/pmu.h |4 +++
arch/arm/kernel
on our CA7 based SoCs.
And it is based on Sudeep KarkadaNagesha's patch set for multiple PMUs.
Thanks Will and Sudeep's suggestion to only save / restore used events.
Cc: Sudeep KarkadaNagesha
Signed-off-by: Neil Zhang
---
arch/arm/include/asm/pmu.h |4 ++
arch/arm/kernel/perf_event.c
on our CA7 based SoCs.
And it is based on Sudeep KarkadaNagesha's patch set for multiple PMUs.
Thanks Will and Sudeep's suggestion to only save / restore used events.
Cc: Sudeep KarkadaNagesha sudeep.karkadanage...@arm.com
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm/include/asm
is not working on Marvell's CA7 based SoCs.
And it has consulted Sudeep KarkadaNagesha's patch set for multiple PMUs.
Thanks Will and Sudeep's suggestion to only save / restore used events.
Cc: Sudeep KarkadaNagesha sudeep.karkadanage...@arm.com
Signed-off-by: Neil Zhang zhan...@marvell.com
---
arch/arm
-Original Message-
From: Neil Zhang [mailto:zhan...@marvell.com]
Sent: 2014年4月21日 19:09
To: will.dea...@arm.com; li...@arm.linux.org.uk
Cc: linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org; Neil
Zhang; Sudeep KarkadaNagesha
Subject: [PATCH v3] ARM: perf: save
Hi Sudeep,
> -Original Message-
> From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
> Sent: 2014年4月15日 21:06
> To: Neil Zhang
> Cc: Will Deacon; li...@arm.linux.org.uk; Sudeep Holla;
> linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
> Subject: Re:
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年4月15日 20:50
> To: Neil Zhang
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; Sudeep Holla
> Subject: Re: [PATCH v2] ARM: perf: save/
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年4月15日 20:41
> To: Neil Zhang
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; Sudeep Holla
> Subject: Re: [PATCH v2] ARM: perf: save/
Will,
Thanks for the comments!
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2014年4月15日 16:48
> To: Neil Zhang
> Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
> linux-kernel@vger.kernel.org; Sudeep Holla
> Subjec
Will,
Thanks for the comments!
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年4月15日 16:48
To: Neil Zhang
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; Sudeep Holla
Subject: Re: [PATCH v2] ARM: perf
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年4月15日 20:41
To: Neil Zhang
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; Sudeep Holla
Subject: Re: [PATCH v2] ARM: perf: save/restore pmu registers in pm
-Original Message-
From: Will Deacon [mailto:will.dea...@arm.com]
Sent: 2014年4月15日 20:50
To: Neil Zhang
Cc: li...@arm.linux.org.uk; linux-arm-ker...@lists.infradead.org;
linux-kernel@vger.kernel.org; Sudeep Holla
Subject: Re: [PATCH v2] ARM: perf: save/restore pmu registers in pm
Hi Sudeep,
-Original Message-
From: Sudeep Holla [mailto:sudeep.ho...@arm.com]
Sent: 2014年4月15日 21:06
To: Neil Zhang
Cc: Will Deacon; li...@arm.linux.org.uk; Sudeep Holla;
linux-arm-ker...@lists.infradead.org; linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] ARM: perf: save
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