From: Charlie Jenkins <charlie@rivosinc.com>
To: "Dmitry V. Levin" <ldv@strace.io>
Cc: Oleg Nesterov <oleg@redhat.com>,
Eugene Syromyatnikov <evgsyr@gmail.com>,
Mike Frysinger <vapier@gentoo.org>,
Renzo Davoli <renzo@cs.unibo.it>,
Davide Berardi <berardi.dav@gmail.com>,
strace-devel@lists.strace.io, Vineet Gupta <vgupta@kernel.org>,
Russell King <linux@armlinux.org.uk>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Brian Cain <bcain@quicinc.com>,
Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Michal Simek <monstr@monstr.eu>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Dinh Nguyen <dinguyen@kernel.org>,
Jonas Bonn <jonas@southpole.se>,
Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>,
Stafford Horne <shorne@gmail.com>,
"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
Helge Deller <deller@gmx.de>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Naveen N Rao <naveen@kernel.org>,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Sven Schnelle <svens@linux.ibm.com>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
"David S. Miller" <davem@davemloft.net>,
Andreas Larsson <andreas@gaisler.com>,
Richard Weinberger <richard@nod.at>,
Anton Ivanov <anton.ivanov@cambridgegreys.com>,
Johannes Berg <johannes@sipsolutions.net>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>, Arnd Bergmann <arnd@arndb.de>,
linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev,
linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org,
linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org,
linux-s390@vger.kernel.org, linux-sh@vger.kernel.org,
sparclinux@vger.kernel.org, linux-um@lists.infradead.org,
linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 4/7] syscall.h: introduce syscall_set_nr()
Date: Wed, 15 Jan 2025 18:20:05 -0800 [thread overview]
Message-ID: <Z4hs1ao9I-Q1u6MT@ghost> (raw)
In-Reply-To: <20250113171150.GD589@strace.io>
On Mon, Jan 13, 2025 at 07:11:51PM +0200, Dmitry V. Levin wrote:
> Similar to syscall_set_arguments() that complements
> syscall_get_arguments(), introduce syscall_set_nr()
> that complements syscall_get_nr().
>
> syscall_set_nr() is going to be needed along with
> syscall_set_arguments() on all HAVE_ARCH_TRACEHOOK
> architectures to implement PTRACE_SET_SYSCALL_INFO API.
>
> Signed-off-by: Dmitry V. Levin <ldv@strace.io>
> ---
> arch/arc/include/asm/syscall.h | 11 +++++++++++
> arch/arm/include/asm/syscall.h | 24 ++++++++++++++++++++++++
> arch/arm64/include/asm/syscall.h | 16 ++++++++++++++++
> arch/hexagon/include/asm/syscall.h | 7 +++++++
> arch/loongarch/include/asm/syscall.h | 7 +++++++
> arch/m68k/include/asm/syscall.h | 7 +++++++
> arch/microblaze/include/asm/syscall.h | 7 +++++++
> arch/mips/include/asm/syscall.h | 14 ++++++++++++++
> arch/nios2/include/asm/syscall.h | 5 +++++
> arch/openrisc/include/asm/syscall.h | 6 ++++++
> arch/parisc/include/asm/syscall.h | 7 +++++++
> arch/powerpc/include/asm/syscall.h | 10 ++++++++++
> arch/riscv/include/asm/syscall.h | 7 +++++++
> arch/s390/include/asm/syscall.h | 12 ++++++++++++
> arch/sh/include/asm/syscall_32.h | 12 ++++++++++++
> arch/sparc/include/asm/syscall.h | 12 ++++++++++++
> arch/um/include/asm/syscall-generic.h | 5 +++++
> arch/x86/include/asm/syscall.h | 7 +++++++
> arch/xtensa/include/asm/syscall.h | 7 +++++++
> include/asm-generic/syscall.h | 14 ++++++++++++++
> 20 files changed, 197 insertions(+)
>
> diff --git a/arch/arc/include/asm/syscall.h b/arch/arc/include/asm/syscall.h
> index 89c1e1736356..728d625a10f1 100644
> --- a/arch/arc/include/asm/syscall.h
> +++ b/arch/arc/include/asm/syscall.h
> @@ -23,6 +23,17 @@ syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return -1;
> }
>
> +static inline void
> +syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr)
> +{
> + /*
> + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
> + * the target task is stopped for tracing on entering syscall, so
> + * there is no need to have the same check syscall_get_nr() has.
> + */
> + regs->r8 = nr;
> +}
> +
> static inline void
> syscall_rollback(struct task_struct *task, struct pt_regs *regs)
> {
> diff --git a/arch/arm/include/asm/syscall.h b/arch/arm/include/asm/syscall.h
> index 21927fa0ae2b..18b102a30741 100644
> --- a/arch/arm/include/asm/syscall.h
> +++ b/arch/arm/include/asm/syscall.h
> @@ -68,6 +68,30 @@ static inline void syscall_set_return_value(struct task_struct *task,
> regs->ARM_r0 = (long) error ? error : val;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + if (nr == -1) {
> + task_thread_info(task)->abi_syscall = -1;
> + /*
> + * When the syscall number is set to -1, the syscall will be
> + * skipped. In this case the syscall return value has to be
> + * set explicitly, otherwise the first syscall argument is
> + * returned as the syscall return value.
> + */
> + syscall_set_return_value(task, regs, -ENOSYS, 0);
> + return;
> + }
> + if ((IS_ENABLED(CONFIG_AEABI) && !IS_ENABLED(CONFIG_OABI_COMPAT))) {
> + task_thread_info(task)->abi_syscall = nr;
> + return;
> + }
> + task_thread_info(task)->abi_syscall =
> + (task_thread_info(task)->abi_syscall & ~__NR_SYSCALL_MASK) |
> + (nr & __NR_SYSCALL_MASK);
> +}
> +
> #define SYSCALL_MAX_ARGS 7
>
> static inline void syscall_get_arguments(struct task_struct *task,
> diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h
> index 76020b66286b..712daa90e643 100644
> --- a/arch/arm64/include/asm/syscall.h
> +++ b/arch/arm64/include/asm/syscall.h
> @@ -61,6 +61,22 @@ static inline void syscall_set_return_value(struct task_struct *task,
> regs->regs[0] = val;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->syscallno = nr;
> + if (nr == -1) {
> + /*
> + * When the syscall number is set to -1, the syscall will be
> + * skipped. In this case the syscall return value has to be
> + * set explicitly, otherwise the first syscall argument is
> + * returned as the syscall return value.
> + */
> + syscall_set_return_value(task, regs, -ENOSYS, 0);
> + }
> +}
> +
> #define SYSCALL_MAX_ARGS 6
>
> static inline void syscall_get_arguments(struct task_struct *task,
> diff --git a/arch/hexagon/include/asm/syscall.h b/arch/hexagon/include/asm/syscall.h
> index 1024a6548d78..70637261817a 100644
> --- a/arch/hexagon/include/asm/syscall.h
> +++ b/arch/hexagon/include/asm/syscall.h
> @@ -26,6 +26,13 @@ static inline long syscall_get_nr(struct task_struct *task,
> return regs->r06;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->r06 = nr;
> +}
> +
> static inline void syscall_get_arguments(struct task_struct *task,
> struct pt_regs *regs,
> unsigned long *args)
> diff --git a/arch/loongarch/include/asm/syscall.h b/arch/loongarch/include/asm/syscall.h
> index ff415b3c0a8e..81d2733f7b94 100644
> --- a/arch/loongarch/include/asm/syscall.h
> +++ b/arch/loongarch/include/asm/syscall.h
> @@ -26,6 +26,13 @@ static inline long syscall_get_nr(struct task_struct *task,
> return regs->regs[11];
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->regs[11] = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/m68k/include/asm/syscall.h b/arch/m68k/include/asm/syscall.h
> index d1453e850cdd..bf84b160c2eb 100644
> --- a/arch/m68k/include/asm/syscall.h
> +++ b/arch/m68k/include/asm/syscall.h
> @@ -14,6 +14,13 @@ static inline int syscall_get_nr(struct task_struct *task,
> return regs->orig_d0;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->orig_d0 = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/microblaze/include/asm/syscall.h b/arch/microblaze/include/asm/syscall.h
> index 5eb3f624cc59..b5b6b91fae3e 100644
> --- a/arch/microblaze/include/asm/syscall.h
> +++ b/arch/microblaze/include/asm/syscall.h
> @@ -14,6 +14,13 @@ static inline long syscall_get_nr(struct task_struct *task,
> return regs->r12;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->r12 = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/mips/include/asm/syscall.h b/arch/mips/include/asm/syscall.h
> index 3163d1506fae..58d68205fd2c 100644
> --- a/arch/mips/include/asm/syscall.h
> +++ b/arch/mips/include/asm/syscall.h
> @@ -41,6 +41,20 @@ static inline long syscall_get_nr(struct task_struct *task,
> return task_thread_info(task)->syscall;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + /*
> + * New syscall number has to be assigned to regs[2] because
> + * syscall_trace_entry() loads it from there unconditionally.
> + *
> + * Consequently, if the syscall was indirect and nr != __NR_syscall,
> + * then after this assignment the syscall will cease to be indirect.
> + */
> + task_thread_info(task)->syscall = regs->regs[2] = nr;
> +}
> +
> static inline void mips_syscall_update_nr(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/nios2/include/asm/syscall.h b/arch/nios2/include/asm/syscall.h
> index 526449edd768..8e3eb1d689bb 100644
> --- a/arch/nios2/include/asm/syscall.h
> +++ b/arch/nios2/include/asm/syscall.h
> @@ -15,6 +15,11 @@ static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return regs->r2;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr)
> +{
> + regs->r2 = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/openrisc/include/asm/syscall.h b/arch/openrisc/include/asm/syscall.h
> index e6383be2a195..5e037d9659c5 100644
> --- a/arch/openrisc/include/asm/syscall.h
> +++ b/arch/openrisc/include/asm/syscall.h
> @@ -25,6 +25,12 @@ syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return regs->orig_gpr11;
> }
>
> +static inline void
> +syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr)
> +{
> + regs->orig_gpr11 = nr;
> +}
> +
> static inline void
> syscall_rollback(struct task_struct *task, struct pt_regs *regs)
> {
> diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h
> index b146d0ae4c77..c11222798ab2 100644
> --- a/arch/parisc/include/asm/syscall.h
> +++ b/arch/parisc/include/asm/syscall.h
> @@ -17,6 +17,13 @@ static inline long syscall_get_nr(struct task_struct *tsk,
> return regs->gr[20];
> }
>
> +static inline void syscall_set_nr(struct task_struct *tsk,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->gr[20] = nr;
> +}
> +
> static inline void syscall_get_arguments(struct task_struct *tsk,
> struct pt_regs *regs,
> unsigned long *args)
> diff --git a/arch/powerpc/include/asm/syscall.h b/arch/powerpc/include/asm/syscall.h
> index 521f279e6b33..7505dcfed247 100644
> --- a/arch/powerpc/include/asm/syscall.h
> +++ b/arch/powerpc/include/asm/syscall.h
> @@ -39,6 +39,16 @@ static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return -1;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr)
> +{
> + /*
> + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
> + * the target task is stopped for tracing on entering syscall, so
> + * there is no need to have the same check syscall_get_nr() has.
> + */
> + regs->gpr[0] = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h
> index 8d389ba995c8..a5281cdf2b10 100644
> --- a/arch/riscv/include/asm/syscall.h
> +++ b/arch/riscv/include/asm/syscall.h
> @@ -30,6 +30,13 @@ static inline int syscall_get_nr(struct task_struct *task,
> return regs->a7;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->a7 = nr;
> +}
Looks good for riscv.
Tested-by: Charlie Jenkins <charlie@rivosinc.com>
Reviewed-by: Charlie Jenkins <charlie@rivosinc.com>
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h
> index b3dd883699e7..12cd0c60c07b 100644
> --- a/arch/s390/include/asm/syscall.h
> +++ b/arch/s390/include/asm/syscall.h
> @@ -24,6 +24,18 @@ static inline long syscall_get_nr(struct task_struct *task,
> (regs->int_code & 0xffff) : -1;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + /*
> + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
> + * the target task is stopped for tracing on entering syscall, so
> + * there is no need to have the same check syscall_get_nr() has.
> + */
> + regs->int_code = (regs->int_code & ~0xffff) | (nr & 0xffff);
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
> index cb51a7528384..7027d87d901d 100644
> --- a/arch/sh/include/asm/syscall_32.h
> +++ b/arch/sh/include/asm/syscall_32.h
> @@ -15,6 +15,18 @@ static inline long syscall_get_nr(struct task_struct *task,
> return (regs->tra >= 0) ? regs->regs[3] : -1L;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + /*
> + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
> + * the target task is stopped for tracing on entering syscall, so
> + * there is no need to have the same check syscall_get_nr() has.
> + */
> + regs->regs[3] = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/sparc/include/asm/syscall.h b/arch/sparc/include/asm/syscall.h
> index 62a5a78804c4..b0233924d323 100644
> --- a/arch/sparc/include/asm/syscall.h
> +++ b/arch/sparc/include/asm/syscall.h
> @@ -25,6 +25,18 @@ static inline long syscall_get_nr(struct task_struct *task,
> return (syscall_p ? regs->u_regs[UREG_G1] : -1L);
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + /*
> + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when
> + * the target task is stopped for tracing on entering syscall, so
> + * there is no need to have the same check syscall_get_nr() has.
> + */
> + regs->u_regs[UREG_G1] = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/um/include/asm/syscall-generic.h b/arch/um/include/asm/syscall-generic.h
> index 2984feb9d576..bcd73bcfe577 100644
> --- a/arch/um/include/asm/syscall-generic.h
> +++ b/arch/um/include/asm/syscall-generic.h
> @@ -21,6 +21,11 @@ static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return PT_REGS_SYSCALL_NR(regs);
> }
>
> +static inline void syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr)
> +{
> + PT_REGS_SYSCALL_NR(regs) = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h
> index b9c249dd9e3d..c10dbb74cd00 100644
> --- a/arch/x86/include/asm/syscall.h
> +++ b/arch/x86/include/asm/syscall.h
> @@ -38,6 +38,13 @@ static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
> return regs->orig_ax;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->orig_ax = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
> index f9a671cbf933..7db3b489c8ad 100644
> --- a/arch/xtensa/include/asm/syscall.h
> +++ b/arch/xtensa/include/asm/syscall.h
> @@ -28,6 +28,13 @@ static inline long syscall_get_nr(struct task_struct *task,
> return regs->syscall;
> }
>
> +static inline void syscall_set_nr(struct task_struct *task,
> + struct pt_regs *regs,
> + int nr)
> +{
> + regs->syscall = nr;
> +}
> +
> static inline void syscall_rollback(struct task_struct *task,
> struct pt_regs *regs)
> {
> diff --git a/include/asm-generic/syscall.h b/include/asm-generic/syscall.h
> index 0f7b9a493de7..e33fd4e783c1 100644
> --- a/include/asm-generic/syscall.h
> +++ b/include/asm-generic/syscall.h
> @@ -37,6 +37,20 @@ struct pt_regs;
> */
> int syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
>
> +/**
> + * syscall_set_nr - change the system call a task is executing
> + * @task: task of interest, must be blocked
> + * @regs: task_pt_regs() of @task
> + * @nr: system call number
> + *
> + * Changes the system call number @task is about to execute.
> + *
> + * It's only valid to call this when @task is stopped for tracing on
> + * entry to a system call, due to %SYSCALL_WORK_SYSCALL_TRACE or
> + * %SYSCALL_WORK_SYSCALL_AUDIT.
> + */
> +void syscall_set_nr(struct task_struct *task, struct pt_regs *regs, int nr);
> +
> /**
> * syscall_rollback - roll back registers after an aborted system call
> * @task: task of interest, must be in system call exit tracing
> --
> ldv
prev parent reply other threads:[~2025-01-16 2:20 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20250113170925.GA392@strace.io>
2025-01-13 17:10 ` [PATCH v2 1/7] powerpc: properly negate error in syscall_set_return_value() Dmitry V. Levin
2025-01-13 17:34 ` Christophe Leroy
2025-01-13 17:54 ` Dmitry V. Levin
2025-01-14 17:04 ` Dmitry V. Levin
2025-01-20 13:51 ` Christophe Leroy
2025-01-20 17:12 ` Dmitry V. Levin
2025-01-21 11:13 ` Madhavan Srinivasan
2025-01-21 11:28 ` Christophe Leroy
2025-01-21 12:25 ` Madhavan Srinivasan
2025-01-21 12:42 ` Dmitry V. Levin
2025-01-23 18:28 ` Dmitry V. Levin
2025-01-23 19:11 ` Eugene Syromyatnikov
2025-01-23 22:16 ` Dmitry V. Levin
2025-01-23 22:07 ` Christophe Leroy
2025-01-23 22:35 ` Dmitry V. Levin
2025-01-27 11:20 ` Dmitry V. Levin
2025-01-27 11:36 ` Christophe Leroy
2025-01-27 11:44 ` Dmitry V. Levin
2025-01-27 12:04 ` Christophe Leroy
2025-01-27 12:26 ` Dmitry V. Levin
2025-01-23 23:43 ` Dmitry V. Levin
2025-01-24 15:18 ` Alexey Gladkov
2025-01-25 0:25 ` Dmitry V. Levin
2025-01-25 12:18 ` Michael Ellerman
2025-01-27 11:13 ` Dmitry V. Levin
2025-01-25 12:17 ` Michael Ellerman
2025-01-25 20:48 ` Dmitry V. Levin
2025-01-25 12:17 ` Michael Ellerman
2025-01-25 21:25 ` Dmitry V. Levin
2025-01-14 13:00 ` Alexey Gladkov
2025-01-14 13:48 ` Dmitry V. Levin
2025-01-14 14:53 ` Alexey Gladkov
2025-01-13 17:11 ` [PATCH v2 3/7] syscall.h: add syscall_set_arguments() and syscall_set_return_value() Dmitry V. Levin
2025-01-16 2:20 ` Charlie Jenkins
2025-01-17 0:59 ` H. Peter Anvin
2025-01-17 15:45 ` Eugene Syromyatnikov
2025-01-18 4:34 ` H. Peter Anvin
2025-01-13 17:11 ` [PATCH v2 4/7] syscall.h: introduce syscall_set_nr() Dmitry V. Levin
2025-01-16 2:20 ` Charlie Jenkins [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Z4hs1ao9I-Q1u6MT@ghost \
--to=charlie@rivosinc.com \
--cc=James.Bottomley@hansenpartnership.com \
--cc=agordeev@linux.ibm.com \
--cc=andreas@gaisler.com \
--cc=anton.ivanov@cambridgegreys.com \
--cc=aou@eecs.berkeley.edu \
--cc=arnd@arndb.de \
--cc=bcain@quicinc.com \
--cc=berardi.dav@gmail.com \
--cc=borntraeger@linux.ibm.com \
--cc=bp@alien8.de \
--cc=catalin.marinas@arm.com \
--cc=chenhuacai@kernel.org \
--cc=chris@zankel.net \
--cc=christophe.leroy@csgroup.eu \
--cc=dalias@libc.org \
--cc=dave.hansen@linux.intel.com \
--cc=davem@davemloft.net \
--cc=deller@gmx.de \
--cc=dinguyen@kernel.org \
--cc=evgsyr@gmail.com \
--cc=geert@linux-m68k.org \
--cc=glaubitz@physik.fu-berlin.de \
--cc=gor@linux.ibm.com \
--cc=hca@linux.ibm.com \
--cc=hpa@zytor.com \
--cc=jcmvbkbc@gmail.com \
--cc=johannes@sipsolutions.net \
--cc=jonas@southpole.se \
--cc=kernel@xen0n.name \
--cc=ldv@strace.io \
--cc=linux-arch@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-hexagon@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-m68k@lists.linux-m68k.org \
--cc=linux-mips@vger.kernel.org \
--cc=linux-openrisc@vger.kernel.org \
--cc=linux-parisc@vger.kernel.org \
--cc=linux-riscv@lists.infradead.org \
--cc=linux-s390@vger.kernel.org \
--cc=linux-sh@vger.kernel.org \
--cc=linux-snps-arc@lists.infradead.org \
--cc=linux-um@lists.infradead.org \
--cc=linux@armlinux.org.uk \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=loongarch@lists.linux.dev \
--cc=maddy@linux.ibm.com \
--cc=mingo@redhat.com \
--cc=monstr@monstr.eu \
--cc=mpe@ellerman.id.au \
--cc=naveen@kernel.org \
--cc=npiggin@gmail.com \
--cc=oleg@redhat.com \
--cc=palmer@dabbelt.com \
--cc=paul.walmsley@sifive.com \
--cc=renzo@cs.unibo.it \
--cc=richard@nod.at \
--cc=shorne@gmail.com \
--cc=sparclinux@vger.kernel.org \
--cc=stefan.kristiansson@saunalahti.fi \
--cc=strace-devel@lists.strace.io \
--cc=svens@linux.ibm.com \
--cc=tglx@linutronix.de \
--cc=tsbogend@alpha.franken.de \
--cc=vapier@gentoo.org \
--cc=vgupta@kernel.org \
--cc=will@kernel.org \
--cc=x86@kernel.org \
--cc=ysato@users.sourceforge.jp \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).