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| author | Ulrich Hecht <uli@suse.de> | 2009-07-24 19:10:31 +0200 |
|---|---|---|
| committer | Riku Voipio <riku.voipio@iki.fi> | 2009-08-25 17:15:35 +0300 |
| commit | e72d2cc781f335474fe07234051b64ec314714f4 (patch) | |
| tree | a5533916603225cd33a12a378dddbb610553b622 /linux-user/syscall.c | |
| parent | d83c8733b7cf955f3c0b58ecd6e9c58bc35fadad (diff) | |
| download | focaccia-qemu-e72d2cc781f335474fe07234051b64ec314714f4.tar.gz focaccia-qemu-e72d2cc781f335474fe07234051b64ec314714f4.zip | |
linux-user: fadvise64 implementation
good enough to pass all LTP fadvise64 tests Signed-off-by: Ulrich Hecht <uli@suse.de> Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | 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 a7de154703..7eb09fa8d7 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6567,12 +6567,23 @@ 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 |