From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: linux-arm-kernel@lists.infradead.org
Cc: marc.zyngier@arm.com, christoffer.dall@linaro.org,
will.deacon@arm.com, ynorov@caviumnetworks.com,
catalin.marinas@arm.com, mark.rutland@arm.com,
linux-kernel@vger.kernel.org, kvmarm@lists.cs.columbia.edu,
Suzuki K Poulose <suzuki.poulose@arm.com>
Subject: [PATCH v2 6/8] arm64: Add a wrapper for personality() syscall
Date: Thu, 25 Feb 2016 09:52:46 +0000 [thread overview]
Message-ID: <1456393968-17386-7-git-send-email-suzuki.poulose@arm.com> (raw)
In-Reply-To: <1456393968-17386-1-git-send-email-suzuki.poulose@arm.com>
In order to prevent setting PER_LINUX32 on systems without
32bit EL0 support, add a wrapper for personality() syscall.
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
arch/arm64/kernel/sys.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c
index 75151aa..817d860 100644
--- a/arch/arm64/kernel/sys.c
+++ b/arch/arm64/kernel/sys.c
@@ -36,11 +36,17 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
return sys_mmap_pgoff(addr, len, prot, flags, fd, off >> PAGE_SHIFT);
}
+SYSCALL_DEFINE1(arm64_personality, unsigned int, personality)
+{
+ return sys_personality(personality);
+}
+
/*
* Wrappers to pass the pt_regs argument.
*/
asmlinkage long sys_rt_sigreturn_wrapper(void);
#define sys_rt_sigreturn sys_rt_sigreturn_wrapper
+#define sys_personality sys_arm64_personality
#undef __SYSCALL
#define __SYSCALL(nr, sym) [nr] = sym,
--
1.7.9.5
next prev parent reply other threads:[~2016-02-25 9:53 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-25 9:52 [PATCH v2 0/8] arm64: Support for systems without AArch32 state Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 1/8] arm64: hwcaps: Cleanup naming Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 2/8] arm64: HWCAP: Split COMPAT HWCAP table entries Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 3/8] arm64: Add helpers for detecting AArch32 support at EL0 Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 4/8] arm64: cpufeature: Check availability of AArch32 Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 5/8] arm64: cpufeature: Track 32bit EL0 support Suzuki K Poulose
2016-02-25 9:52 ` Suzuki K Poulose [this message]
2016-02-25 9:52 ` [PATCH v2 7/8] arm64: compat: Check for AArch32 state Suzuki K Poulose
2016-02-25 9:52 ` [PATCH v2 8/8] arm64: kvm: Check support for AArch32 for 32bit guests Suzuki K Poulose
2016-03-02 9:08 ` Marc Zyngier
2016-03-02 10:22 ` Suzuki K. Poulose
2016-03-14 12:27 ` Suzuki K. Poulose
2016-03-01 21:19 ` [PATCH v2 0/8] arm64: Support for systems without AArch32 state Yury Norov
2016-03-02 15:07 ` Yury Norov
2016-03-02 15:24 ` Mark Rutland
2016-03-02 15:25 ` Suzuki K. Poulose
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=1456393968-17386-7-git-send-email-suzuki.poulose@arm.com \
--to=suzuki.poulose@arm.com \
--cc=catalin.marinas@arm.com \
--cc=christoffer.dall@linaro.org \
--cc=kvmarm@lists.cs.columbia.edu \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=marc.zyngier@arm.com \
--cc=mark.rutland@arm.com \
--cc=will.deacon@arm.com \
--cc=ynorov@caviumnetworks.com \
/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).