entry: kill ARCH_SYSCALL_WORK_{ENTER,EXIT}

[PATCH] entry: kill ARCH_SYSCALL_WORK_{ENTER,EXIT}

Posted by Oleg Nesterov 2 months ago

Nowadays nobody redefine these flags.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
 include/linux/entry-common.h | 20 +++++---------------
 1 file changed, 5 insertions(+), 15 deletions(-)

diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h
index f83ca0abf2cd..535da46c3ee9 100644
--- a/include/linux/entry-common.h
+++ b/include/linux/entry-common.h
@@ -20,31 +20,21 @@
 /*
  * SYSCALL_WORK flags handled in syscall_enter_from_user_mode()
  */
-#ifndef ARCH_SYSCALL_WORK_ENTER
-# define ARCH_SYSCALL_WORK_ENTER	(0)
-#endif
-
-/*
- * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
- */
-#ifndef ARCH_SYSCALL_WORK_EXIT
-# define ARCH_SYSCALL_WORK_EXIT		(0)
-#endif
-
 #define SYSCALL_WORK_ENTER	(SYSCALL_WORK_SECCOMP |			\
 				 SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
 				 SYSCALL_WORK_SYSCALL_TRACE |		\
 				 SYSCALL_WORK_SYSCALL_EMU |		\
 				 SYSCALL_WORK_SYSCALL_AUDIT |		\
 				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
-				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE |	\
-				 ARCH_SYSCALL_WORK_ENTER)
+				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE)
+/*
+ * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
+ */
 #define SYSCALL_WORK_EXIT	(SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
 				 SYSCALL_WORK_SYSCALL_TRACE |		\
 				 SYSCALL_WORK_SYSCALL_AUDIT |		\
 				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
-				 SYSCALL_WORK_SYSCALL_EXIT_TRAP	|	\
-				 ARCH_SYSCALL_WORK_EXIT)
+				 SYSCALL_WORK_SYSCALL_EXIT_TRAP)
 
 /**
  * arch_ptrace_report_syscall_entry - Architecture specific ptrace_report_syscall_entry() wrapper
-- 
2.52.0

Re: [PATCH] entry: kill ARCH_SYSCALL_WORK_{ENTER,EXIT}

Posted by Jinjie Ruan 2 months ago


On 2026/4/13 2:07, Oleg Nesterov wrote:
> Nowadays nobody redefine these flags.
> 
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
> ---
>  include/linux/entry-common.h | 20 +++++---------------
>  1 file changed, 5 insertions(+), 15 deletions(-)
> 
> diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h
> index f83ca0abf2cd..535da46c3ee9 100644
> --- a/include/linux/entry-common.h
> +++ b/include/linux/entry-common.h
> @@ -20,31 +20,21 @@
>  /*
>   * SYSCALL_WORK flags handled in syscall_enter_from_user_mode()
>   */
> -#ifndef ARCH_SYSCALL_WORK_ENTER
> -# define ARCH_SYSCALL_WORK_ENTER	(0)
> -#endif
> -
> -/*
> - * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
> - */
> -#ifndef ARCH_SYSCALL_WORK_EXIT
> -# define ARCH_SYSCALL_WORK_EXIT		(0)
> -#endif
> -
>  #define SYSCALL_WORK_ENTER	(SYSCALL_WORK_SECCOMP |			\
>  				 SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
>  				 SYSCALL_WORK_SYSCALL_TRACE |		\
>  				 SYSCALL_WORK_SYSCALL_EMU |		\
>  				 SYSCALL_WORK_SYSCALL_AUDIT |		\
>  				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
> -				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE |	\
> -				 ARCH_SYSCALL_WORK_ENTER)
> +				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE)
> +/*
> + * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
> + */
>  #define SYSCALL_WORK_EXIT	(SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
>  				 SYSCALL_WORK_SYSCALL_TRACE |		\
>  				 SYSCALL_WORK_SYSCALL_AUDIT |		\
>  				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
> -				 SYSCALL_WORK_SYSCALL_EXIT_TRAP	|	\
> -				 ARCH_SYSCALL_WORK_EXIT)
> +				 SYSCALL_WORK_SYSCALL_EXIT_TRAP)

Reviewed-by: Jinjie Ruan <ruanjinjie@huawei.com>

>  
>  /**
>   * arch_ptrace_report_syscall_entry - Architecture specific ptrace_report_syscall_entry() wrapper

[tip: core/urgent] entry: Kill ARCH_SYSCALL_WORK_{ENTER,EXIT}

Posted by tip-bot2 for Oleg Nesterov 1 month, 4 weeks ago

The following commit has been merged into the core/urgent branch of tip:

Commit-ID:     7b41ff29c8d386257bae62ad557fd6bad8cc6787
Gitweb:        https://git.kernel.org/tip/7b41ff29c8d386257bae62ad557fd6bad8cc6787
Author:        Oleg Nesterov <oleg@redhat.com>
AuthorDate:    Sun, 12 Apr 2026 20:07:21 +02:00
Committer:     Thomas Gleixner <tglx@kernel.org>
CommitterDate: Thu, 16 Apr 2026 22:19:29 +02:00

entry: Kill ARCH_SYSCALL_WORK_{ENTER,EXIT}

Nowadays nothing redefines these flags.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Reviewed-by: Jinjie Ruan <ruanjinjie@huawei.com>
Link: https://patch.msgid.link/advfWWKgOQkFkwp9@redhat.com
---
 include/linux/entry-common.h | 20 +++++---------------
 1 file changed, 5 insertions(+), 15 deletions(-)

diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h
index e04d67e..416a335 100644
--- a/include/linux/entry-common.h
+++ b/include/linux/entry-common.h
@@ -20,31 +20,21 @@
 /*
  * SYSCALL_WORK flags handled in syscall_enter_from_user_mode()
  */
-#ifndef ARCH_SYSCALL_WORK_ENTER
-# define ARCH_SYSCALL_WORK_ENTER	(0)
-#endif
-
-/*
- * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
- */
-#ifndef ARCH_SYSCALL_WORK_EXIT
-# define ARCH_SYSCALL_WORK_EXIT		(0)
-#endif
-
 #define SYSCALL_WORK_ENTER	(SYSCALL_WORK_SECCOMP |			\
 				 SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
 				 SYSCALL_WORK_SYSCALL_TRACE |		\
 				 SYSCALL_WORK_SYSCALL_EMU |		\
 				 SYSCALL_WORK_SYSCALL_AUDIT |		\
 				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
-				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE |	\
-				 ARCH_SYSCALL_WORK_ENTER)
+				 SYSCALL_WORK_SYSCALL_RSEQ_SLICE)
+/*
+ * SYSCALL_WORK flags handled in syscall_exit_to_user_mode()
+ */
 #define SYSCALL_WORK_EXIT	(SYSCALL_WORK_SYSCALL_TRACEPOINT |	\
 				 SYSCALL_WORK_SYSCALL_TRACE |		\
 				 SYSCALL_WORK_SYSCALL_AUDIT |		\
 				 SYSCALL_WORK_SYSCALL_USER_DISPATCH |	\
-				 SYSCALL_WORK_SYSCALL_EXIT_TRAP	|	\
-				 ARCH_SYSCALL_WORK_EXIT)
+				 SYSCALL_WORK_SYSCALL_EXIT_TRAP)
 
 /**
  * arch_ptrace_report_syscall_entry - Architecture specific ptrace_report_syscall_entry() wrapper