From mboxrd@z Thu Jan 1 00:00:00 1970 From: Firoz Khan Subject: [PATCH v2 2/5] alpha: remove CONFIG_OSF4_COMPAT flag from syscall table Date: Thu, 1 Nov 2018 19:13:34 +0530 Message-ID: <1541079817-3431-3-git-send-email-firoz.khan@linaro.org> References: <1541079817-3431-1-git-send-email-firoz.khan@linaro.org> Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=8FnFEK7c/DUJ5lPLIn2rlLgYSl7jYezcz1jftODFSzI=; b=CRC644dYRtzlJ5RTPwelvULEPLBaDG4YEcQFhLsv/w7aCPzpphJrhhm/pvnIwFZfWQ 2bsdiaiEikRiEJtKFwfxmioKLyLDsY/TmCjJAUsCZCxtW+H4wn+DLFHdhDC3JszAAPu3 28OL6/OF0V1ScS03gzhk+7Ri7mMipBRkwwD6c= In-Reply-To: <1541079817-3431-1-git-send-email-firoz.khan@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-alpha@vger.kernel.org, Richard Henderson , Ivan Kokshaysky , Matt Turner , Thomas Gleixner , Greg Kroah-Hartman , Philippe Ombredanne , Kate Stewart Cc: y2038@lists.linaro.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, arnd@arndb.de, deepa.kernel@gmail.com, marcin.juszkiewicz@linaro.org, firoz.khan@linaro.org Remove CONFIG_OSF4_COMPAT config flag from system call table - systbls.S and to keep the same feature, add the flag in osf_sys.c. One of the patch in this patch series will generate the system call table file. In order to come up with a common implementation across all architecture, we need this change. Signed-off-by: Firoz Khan --- arch/alpha/kernel/osf_sys.c | 9 ++++++--- arch/alpha/kernel/systbls.S | 5 ----- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c index cff52d8..4a147bf 100644 --- a/arch/alpha/kernel/osf_sys.c +++ b/arch/alpha/kernel/osf_sys.c @@ -1343,7 +1343,6 @@ struct timex32 { } #ifdef CONFIG_OSF4_COMPAT - /* Clear top 32 bits of iov_len in the user's buffer for compatibility with old versions of OSF/1 where iov_len was defined as int. */ @@ -1360,27 +1359,31 @@ struct timex32 { } return 0; } +#endif SYSCALL_DEFINE3(osf_readv, unsigned long, fd, const struct iovec __user *, vector, unsigned long, count) { +#ifdef CONFIG_OSF4_COMPAT if (unlikely(personality(current->personality) == PER_OSF4)) if (osf_fix_iov_len(vector, count)) return -EFAULT; +#endif + return sys_readv(fd, vector, count); } SYSCALL_DEFINE3(osf_writev, unsigned long, fd, const struct iovec __user *, vector, unsigned long, count) { +#ifdef CONFIG_OSF4_COMPAT if (unlikely(personality(current->personality) == PER_OSF4)) if (osf_fix_iov_len(vector, count)) return -EFAULT; +#endif return sys_writev(fd, vector, count); } -#endif - SYSCALL_DEFINE2(osf_getpriority, int, which, int, who) { int prio = sys_getpriority(which, who); diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S index 1374e59..fcf2f60 100644 --- a/arch/alpha/kernel/systbls.S +++ b/arch/alpha/kernel/systbls.S @@ -132,13 +132,8 @@ sys_call_table: .quad sys_osf_getrusage .quad sys_getsockopt .quad alpha_ni_syscall -#ifdef CONFIG_OSF4_COMPAT .quad sys_osf_readv /* 120 */ .quad sys_osf_writev -#else - .quad sys_readv /* 120 */ - .quad sys_writev -#endif .quad sys_osf_settimeofday .quad sys_fchown .quad sys_fchmod -- 1.9.1