From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Kh7Xd-0004dZ-3v for qemu-devel@nongnu.org; Sat, 20 Sep 2008 14:50:49 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1Kh7Xc-0004dB-2P for qemu-devel@nongnu.org; Sat, 20 Sep 2008 14:50:48 -0400 Received: from [199.232.76.173] (port=42666 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Kh7Xb-0004d8-Rl for qemu-devel@nongnu.org; Sat, 20 Sep 2008 14:50:47 -0400 Received: from ey-out-1920.google.com ([74.125.78.145]:26634) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1Kh7Xb-0001Jj-Ms for qemu-devel@nongnu.org; Sat, 20 Sep 2008 14:50:47 -0400 Received: by ey-out-1920.google.com with SMTP id 4so250371eyk.4 for ; Sat, 20 Sep 2008 11:50:46 -0700 (PDT) From: "Kirill A. Shutemov" Date: Sat, 20 Sep 2008 21:51:31 +0300 Message-Id: <1221936691-27969-1-git-send-email-kirill@shutemov.name> In-Reply-To: <20080920182603.GA23970@kos.to> References: <20080920182603.GA23970@kos.to> Subject: [Qemu-devel] [PATCH] Add fadvise64 stubs Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: "Kirill A. Shutemov" , Riku Voipio Since these are only hints, we happily fake them for now to make applications not barf on ENOSYS. Signed-off-by: Riku Voipio Signed-off-by: Kirill A. Shutemov --- linux-user/syscall.c | 21 +++++++++++++++++++++ 1 files changed, 21 insertions(+), 0 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 489f632..f9aab47 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -5572,6 +5572,27 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, case TARGET_NR_mincore: goto unimplemented; #endif +#ifdef TARGET_NR_arm_fadvise64_64 + case TARGET_NR_arm_fadvise64_64: + { + /* + * arm_fadvise64_64 looks like fadvise64_64 but + * with different argument order + */ + abi_long temp; + temp = arg3; + arg3 = arg4; + arg4 = temp; + } +#endif +#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) +#ifdef TARGET_NR_fadvise64_64 + case TARGET_NR_fadvise64_64: +#endif + /* This is a hint, so ignoring and returning success is ok. */ + ret = get_errno(0); + break; +#endif #ifdef TARGET_NR_madvise case TARGET_NR_madvise: /* A straight passthrough may not be safe because qemu sometimes -- 1.5.6.5.GIT