Patchwork linux-user: fix fallocate

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Submitter Alexander Graf
Date Feb. 6, 2012, 9:15 p.m.
Message ID <1328562902-7804-1-git-send-email-agraf@suse.de>
Download mbox | patch
Permalink /patch/139797/
State New
Headers show

Comments

Alexander Graf - Feb. 6, 2012, 9:15 p.m.
Fallocate gets off_t parameters passed in, so we should also read them out
accordingly.

Signed-off-by: Alexander Graf <agraf@suse.de>

---

v1 -> v2:

  - unbreak 64-bit guests
---
 linux-user/syscall.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

Patch

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index ee8899e..2b7ebbd 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8237,7 +8237,12 @@  abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
 #endif /* CONFIG_EVENTFD  */
 #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate)
     case TARGET_NR_fallocate:
+#if TARGET_ABI_BITS == 32
+        ret = get_errno(fallocate(arg1, arg2, target_offset64(arg3, arg4),
+                                  target_offset64(arg5, arg6)));
+#else
         ret = get_errno(fallocate(arg1, arg2, arg3, arg4));
+#endif
         break;
 #endif
 #if defined(CONFIG_SYNC_FILE_RANGE)