From: Paul Burton <paul.burton@mips.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mips@vger.kernel.org" <linux-mips@vger.kernel.org>,
"linux-kselftest@vger.kernel.org"
<linux-kselftest@vger.kernel.org>,
"catalin.marinas@arm.com" <catalin.marinas@arm.com>,
"will@kernel.org" <will@kernel.org>,
Paul Burton <pburton@wavecomp.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"salyzyn@android.com" <salyzyn@android.com>,
"0x7f454c46@gmail.com" <0x7f454c46@gmail.com>,
"luto@kernel.org" <luto@kernel.org>,
"linux-mips@vger.kernel.org" <linux-mips@vger.kernel.org>
Subject: Re: [PATCH v2 3/8] mips: compat: vdso: Use legacy syscalls as fallback
Date: Tue, 3 Sep 2019 21:00:57 +0000 [thread overview]
Message-ID: <MWHPR2201MB1277ED2AD21C031201F749EAC1B90@MWHPR2201MB1277.namprd22.prod.outlook.com> (raw)
In-Reply-To: <20190830135902.20861-4-vincenzo.frascino@arm.com>
Hello,
Vincenzo Frascino wrote:
> The generic VDSO implementation uses the Y2038 safe clock_gettime64() and
> clock_getres_time64() syscalls as fallback for 32bit VDSO. This breaks
> seccomp setups because these syscalls might be not (yet) allowed.
>
> Implement the 32bit variants which use the legacy syscalls and select the
> variant in the core library.
>
> The 64bit time variants are not removed because they are required for the
> time64 based vdso accessors.
Applied to mips-next.
> commit 932bb934ed4d
> https://git.kernel.org/mips/c/932bb934ed4d
>
> Fixes: 00b26474c2f1 ("lib/vdso: Provide generic VDSO implementation")
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
> Signed-off-by: Paul Burton <paul.burton@mips.com>
Thanks,
Paul
[ This message was auto-generated; if you believe anything is incorrect
then please email paul.burton@mips.com to report it. ]
next prev parent reply other threads:[~2019-09-03 21:01 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-30 13:58 [PATCH v2 0/8] vdso: Complete the conversion to 32bit syscalls Vincenzo Frascino
2019-08-30 13:58 ` [PATCH v2 1/8] arm64: compat: vdso: Expose BUILD_VDSO32 Vincenzo Frascino
2019-09-03 14:36 ` Vincenzo Frascino
2019-09-03 14:38 ` Will Deacon
2019-08-30 13:58 ` [PATCH v2 2/8] lib: vdso: Build 32 bit specific functions in the right context Vincenzo Frascino
2020-01-13 22:28 ` Thomas Gleixner
2020-01-14 9:33 ` Thomas Gleixner
2020-01-14 10:15 ` Vincenzo Frascino
2020-01-14 10:37 ` Thomas Gleixner
2020-01-14 10:41 ` Vincenzo Frascino
2020-01-14 11:15 ` Vincenzo Frascino
2020-01-16 19:43 ` [PATCH] MIPS: vdso: Define BUILD_VDSO32 when building a 32bit kernel Thomas Gleixner
2020-01-16 20:11 ` Paul Burton
2019-08-30 13:58 ` [PATCH v2 3/8] mips: compat: vdso: Use legacy syscalls as fallback Vincenzo Frascino
2019-09-03 13:52 ` Paul Burton
2019-09-03 14:20 ` Vincenzo Frascino
2019-09-03 21:00 ` Paul Burton [this message]
2019-08-30 13:58 ` [PATCH v2 4/8] lib: vdso: Remove VDSO_HAS_32BIT_FALLBACK Vincenzo Frascino
2019-08-30 13:58 ` [PATCH v2 5/8] lib: vdso: Remove checks on return value for 32 bit vDSO Vincenzo Frascino
2019-08-30 14:16 ` Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 6/8] arm64: compat: vdso: Remove unused VDSO_HAS_32BIT_FALLBACK Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 7/8] mips: " Vincenzo Frascino
2019-09-03 14:46 ` Paul Burton
2019-09-03 14:51 ` Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 8/8] x86: " Vincenzo Frascino
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