From: Gregory Price <gregory.price@memverge.com>
To: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Gregory Price <gourry.memverge@gmail.com>,
owner-linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-arch@vger.kernel.org, linux-api@vger.kernel.org,
linux-cxl@vger.kernel.org, luto@kernel.org, tglx@linutronix.de,
mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
hpa@zytor.com, arnd@arndb.de, akpm@linux-foundation.org,
x86@kernel.org
Subject: Re: [RFC PATCH 2/3] mm/mempolicy: Implement set_mempolicy2 and get_mempolicy2 syscalls
Date: Mon, 2 Oct 2023 14:03:41 -0400 [thread overview]
Message-ID: <ZRsF/ZoYXH/77XH6@memverge.com> (raw)
In-Reply-To: <20231002143008.000038ac@Huawei.com>
On Mon, Oct 02, 2023 at 02:30:08PM +0100, Jonathan Cameron wrote:
> On Thu, 14 Sep 2023 19:54:56 -0400
> Gregory Price <gourry.memverge@gmail.com> wrote:
>
> > diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl
> > index 1d6eee30eceb..ec54064de8b3 100644
> > --- a/arch/x86/entry/syscalls/syscall_64.tbl
> > +++ b/arch/x86/entry/syscalls/syscall_64.tbl
> > @@ -375,6 +375,8 @@
> > 451 common cachestat sys_cachestat
> > 452 common fchmodat2 sys_fchmodat2
> > 453 64 map_shadow_stack sys_map_shadow_stack
> > +454 common set_mempolicy2 sys_set_mempolicy2
> > +455 common get_mempolicy2 sys_get_mempolicy2
> >
^^ this is the discrepency. map_shadow_stack is at 453, so NR_syscalls
should already be 454, but map_shadow_stack has not be plumbed through
the rest of the kernel.
This needs to be addressed, but not in this RFC.
> > #undef __NR_syscalls
> > -#define __NR_syscalls 453
> > +#define __NR_syscalls 456
> +3 for 2 additions?
>
see above
next prev parent reply other threads:[~2023-10-02 18:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-14 23:54 [RFC PATCH 0/3] mm/mempolicy: set/get_mempolicy2 Gregory Price
2023-09-14 23:54 ` [RFC PATCH 1/3] mm/mempolicy: refactor do_set_mempolicy for code re-use Gregory Price
2023-10-02 11:03 ` Jonathan Cameron
2023-09-14 23:54 ` [RFC PATCH 2/3] mm/mempolicy: Implement set_mempolicy2 and get_mempolicy2 syscalls Gregory Price
2023-10-02 13:30 ` Jonathan Cameron
2023-10-02 15:30 ` Gregory Price
2023-10-02 18:03 ` Gregory Price [this message]
2023-09-14 23:54 ` [RFC PATCH 3/3] mm/mempolicy: implement a partial-interleave mempolicy Gregory Price
2023-10-02 13:40 ` Jonathan Cameron
2023-10-02 16:10 ` Gregory Price
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