From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dmitry V. Levin" Date: Wed, 03 Mar 2021 21:40:53 +0000 Subject: Re: [PATCH] ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign Message-Id: <20210303214053.GA19445@altlinux.org> List-Id: References: <20210221002554.333076-1-slyfox@gentoo.org> <20210221002554.333076-2-slyfox@gentoo.org> <20210302233925.081075e0@sf> <20210303143018.GB28955@redhat.com> In-Reply-To: <20210303143018.GB28955@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Oleg Nesterov Cc: Sergei Trofimovich , Tony Luck , Fenghua Yu , Andrew Morton , linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org On Wed, Mar 03, 2021 at 03:30:19PM +0100, Oleg Nesterov wrote: > On 03/02, Sergei Trofimovich wrote: > > > > > --- a/arch/ia64/include/asm/syscall.h > > > +++ b/arch/ia64/include/asm/syscall.h > > > @@ -32,7 +32,7 @@ static inline void syscall_rollback(struct task_struct *task, > > > static inline long syscall_get_error(struct task_struct *task, > > > struct pt_regs *regs) > > > { > > > - return regs->r10 = -1 ? regs->r8:0; > > > + return regs->r10 = -1 ? -regs->r8:0; > > > } > > > > > > static inline long syscall_get_return_value(struct task_struct *task, > > > -- > > > 2.30.1 > > > > > > > Andrew, would it be fine to pass it through misc tree? > > Or should it go through Oleg as it's mostly about ptrace? > > We usually route ptrace fixes via mm tree. > > But this fix and another patch from you "ia64: fix ia64_syscall_get_set_arguments() > for break-based syscalls" look very much ia64 specific. I don't think it's actually > about ptrace, and I didn't even try to review these patches because I do not > understand this low level ia64 code. > > Can it be routed via ia64 tree? Add Tony and Fenghua... Apparently [1], ia64 architecture is now orphaned, so we don't have this option anymore. [1] https://git.kernel.org/torvalds/c/96ec72a3425d1515b69b7f9dc34a4a6ce5862a37 -- ldv