* [PATCH RESEND 0/3] Remove reference of TIF_USEDFPU on arch not using it
@ 2019-02-08 17:04 Julien Grall
2019-02-08 17:04 ` [PATCH 1/3] nds32: Removed unused thread flag TIF_USEDFPU Julien Grall
` (2 more replies)
0 siblings, 3 replies; 6+ messages in thread
From: Julien Grall @ 2019-02-08 17:04 UTC (permalink / raw)
To: linux-kernel
Cc: Julien Grall, Greentime Hu, Vincent Chen, Russell King,
Catalin Marinas, Will Deacon, linux-arm-kernel
Hi all,
This small patch series remove reference of TIF_USEDFPU on nds32, arm and
arm64 as the flag is not inuse.
Cheers,
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Julien Grall (3):
nds32: Removed unused thread flag TIF_USEDFPU
arm: Remove documentation about TIF_USEDFPU
arm64: Remove documentation about TIF_USEDFPU
arch/arm/include/asm/thread_info.h | 1 -
arch/arm64/include/asm/thread_info.h | 1 -
arch/nds32/include/asm/thread_info.h | 2 --
3 files changed, 4 deletions(-)
--
2.11.0
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 1/3] nds32: Removed unused thread flag TIF_USEDFPU
2019-02-08 17:04 [PATCH RESEND 0/3] Remove reference of TIF_USEDFPU on arch not using it Julien Grall
@ 2019-02-08 17:04 ` Julien Grall
2019-02-08 17:04 ` [PATCH 2/3] arm: Remove documentation about TIF_USEDFPU Julien Grall
2019-02-08 17:04 ` [PATCH 3/3] arm64: " Julien Grall
2 siblings, 0 replies; 6+ messages in thread
From: Julien Grall @ 2019-02-08 17:04 UTC (permalink / raw)
To: linux-kernel; +Cc: Julien Grall, Greentime Hu, Vincent Chen
The bit TIF_USEDFPU is not used in the nds32 code.
Signed-off-by: Julien Grall <julien.grall@arm.com>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Vincent Chen <deanbo422@gmail.com>
---
Untested as I don't have a cross-compiler for it.
---
arch/nds32/include/asm/thread_info.h | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/nds32/include/asm/thread_info.h b/arch/nds32/include/asm/thread_info.h
index bff741ff337b..8c610abe673a 100644
--- a/arch/nds32/include/asm/thread_info.h
+++ b/arch/nds32/include/asm/thread_info.h
@@ -42,7 +42,6 @@ struct thread_info {
* TIF_SIGPENDING - signal pending
* TIF_NEED_RESCHED - rescheduling necessary
* TIF_NOTIFY_RESUME - callback before returning to user
- * TIF_USEDFPU - FPU was used by this task this quantum (SMP)
* TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED
*/
#define TIF_SIGPENDING 1
@@ -50,7 +49,6 @@ struct thread_info {
#define TIF_SINGLESTEP 3
#define TIF_NOTIFY_RESUME 4 /* callback before returning to user */
#define TIF_SYSCALL_TRACE 8
-#define TIF_USEDFPU 16
#define TIF_POLLING_NRFLAG 17
#define TIF_MEMDIE 18
#define TIF_FREEZE 19
--
2.11.0
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 2/3] arm: Remove documentation about TIF_USEDFPU
2019-02-08 17:04 [PATCH RESEND 0/3] Remove reference of TIF_USEDFPU on arch not using it Julien Grall
2019-02-08 17:04 ` [PATCH 1/3] nds32: Removed unused thread flag TIF_USEDFPU Julien Grall
@ 2019-02-08 17:04 ` Julien Grall
2019-02-08 17:04 ` [PATCH 3/3] arm64: " Julien Grall
2 siblings, 0 replies; 6+ messages in thread
From: Julien Grall @ 2019-02-08 17:04 UTC (permalink / raw)
To: linux-kernel; +Cc: Julien Grall, Russell King, linux-arm-kernel
TIF_USEDFPU is not defined as thread flags for Arm. So drop it from
the documentation.
Signed-off-by: Julien Grall <julien.grall@arm.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
---
arch/arm/include/asm/thread_info.h | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h
index 286eb61c632b..779927f0c3c1 100644
--- a/arch/arm/include/asm/thread_info.h
+++ b/arch/arm/include/asm/thread_info.h
@@ -132,7 +132,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp *,
/*
* thread information flags:
- * TIF_USEDFPU - FPU was used by this task this quantum (SMP)
* TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED
*/
#define TIF_SIGPENDING 0 /* signal pending */
--
2.11.0
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH 3/3] arm64: Remove documentation about TIF_USEDFPU
2019-02-08 17:04 [PATCH RESEND 0/3] Remove reference of TIF_USEDFPU on arch not using it Julien Grall
2019-02-08 17:04 ` [PATCH 1/3] nds32: Removed unused thread flag TIF_USEDFPU Julien Grall
2019-02-08 17:04 ` [PATCH 2/3] arm: Remove documentation about TIF_USEDFPU Julien Grall
@ 2019-02-08 17:04 ` Julien Grall
2019-02-11 11:18 ` Will Deacon
2019-02-26 16:41 ` Catalin Marinas
2 siblings, 2 replies; 6+ messages in thread
From: Julien Grall @ 2019-02-08 17:04 UTC (permalink / raw)
To: linux-kernel; +Cc: Julien Grall, Catalin Marinas, Will Deacon, linux-arm-kernel
TIF_USEDFPU is not defined as thread flags for Arm64. So drop it from
the documentation.
Signed-off-by: Julien Grall <julien.grall@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
---
arch/arm64/include/asm/thread_info.h | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h
index bbca68b54732..eb3ef73e07cf 100644
--- a/arch/arm64/include/asm/thread_info.h
+++ b/arch/arm64/include/asm/thread_info.h
@@ -79,7 +79,6 @@ void arch_release_task_struct(struct task_struct *tsk);
* TIF_SIGPENDING - signal pending
* TIF_NEED_RESCHED - rescheduling necessary
* TIF_NOTIFY_RESUME - callback before returning to user
- * TIF_USEDFPU - FPU was used by this task this quantum (SMP)
*/
#define TIF_SIGPENDING 0
#define TIF_NEED_RESCHED 1
--
2.11.0
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH 3/3] arm64: Remove documentation about TIF_USEDFPU
2019-02-08 17:04 ` [PATCH 3/3] arm64: " Julien Grall
@ 2019-02-11 11:18 ` Will Deacon
2019-02-26 16:41 ` Catalin Marinas
1 sibling, 0 replies; 6+ messages in thread
From: Will Deacon @ 2019-02-11 11:18 UTC (permalink / raw)
To: Julien Grall; +Cc: linux-kernel, Catalin Marinas, linux-arm-kernel
On Fri, Feb 08, 2019 at 05:04:25PM +0000, Julien Grall wrote:
> TIF_USEDFPU is not defined as thread flags for Arm64. So drop it from
> the documentation.
>
> Signed-off-by: Julien Grall <julien.grall@arm.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org
> ---
> arch/arm64/include/asm/thread_info.h | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h
> index bbca68b54732..eb3ef73e07cf 100644
> --- a/arch/arm64/include/asm/thread_info.h
> +++ b/arch/arm64/include/asm/thread_info.h
> @@ -79,7 +79,6 @@ void arch_release_task_struct(struct task_struct *tsk);
> * TIF_SIGPENDING - signal pending
> * TIF_NEED_RESCHED - rescheduling necessary
> * TIF_NOTIFY_RESUME - callback before returning to user
> - * TIF_USEDFPU - FPU was used by this task this quantum (SMP)
> */
> #define TIF_SIGPENDING 0
> #define TIF_NEED_RESCHED 1
Acked-by: Will Deacon <will.deacon@arm.com>
Will
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 3/3] arm64: Remove documentation about TIF_USEDFPU
2019-02-08 17:04 ` [PATCH 3/3] arm64: " Julien Grall
2019-02-11 11:18 ` Will Deacon
@ 2019-02-26 16:41 ` Catalin Marinas
1 sibling, 0 replies; 6+ messages in thread
From: Catalin Marinas @ 2019-02-26 16:41 UTC (permalink / raw)
To: Julien Grall; +Cc: linux-kernel, Will Deacon, linux-arm-kernel
On Fri, Feb 08, 2019 at 05:04:25PM +0000, Julien Grall wrote:
> TIF_USEDFPU is not defined as thread flags for Arm64. So drop it from
> the documentation.
>
> Signed-off-by: Julien Grall <julien.grall@arm.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org
Queued for 5.1. Thanks.
--
Catalin
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2019-02-26 16:41 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2019-02-08 17:04 [PATCH RESEND 0/3] Remove reference of TIF_USEDFPU on arch not using it Julien Grall
2019-02-08 17:04 ` [PATCH 1/3] nds32: Removed unused thread flag TIF_USEDFPU Julien Grall
2019-02-08 17:04 ` [PATCH 2/3] arm: Remove documentation about TIF_USEDFPU Julien Grall
2019-02-08 17:04 ` [PATCH 3/3] arm64: " Julien Grall
2019-02-11 11:18 ` Will Deacon
2019-02-26 16:41 ` Catalin Marinas
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