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qemu/0031-linux-user-fadvise64-implementation.patch
OBS User autobuild 74f46db5e6 Accepting request 2136 from GNOME:Factory
Copy from IBS home:uli_suse:branches:SUSE:Factory:Head/qemu based on submit request 2136 from user uli_suse

OBS-URL: https://build.opensuse.org/request/show/2136
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/qemu?expand=0&rev=34
2009-10-12 14:47:59 +00:00

47 lines
1.5 KiB
Diff

From 51e609fc6a4a6ff29cd463babfe14032aea18254 Mon Sep 17 00:00:00 2001
From: Ulrich Hecht <uli@suse.de>
Date: Thu, 23 Jul 2009 14:56:59 +0200
Subject: [PATCH 31/33] linux-user: fadvise64 implementation
good enough to pass all LTP fadvise64 tests
Signed-off-by: Ulrich Hecht <uli@suse.de>
---
linux-user/syscall.c | 17 ++++++++++++++---
1 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 30fb4ab..c4b7001 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -6680,12 +6680,23 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
arg4 = temp;
}
#endif
-#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64)
+#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64)
#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);
+#ifdef TARGET_NR_fadvise64
+ case TARGET_NR_fadvise64:
+#endif
+#ifdef TARGET_S390X
+ switch (arg4) {
+ case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */
+ case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */
+ case 6: arg4 = POSIX_FADV_DONTNEED; break;
+ case 7: arg4 = POSIX_FADV_NOREUSE; break;
+ default: break;
+ }
+#endif
+ ret = -posix_fadvise(arg1, arg2, arg3, arg4);
break;
#endif
#ifdef TARGET_NR_madvise
--
1.6.2.1