summaryrefslogtreecommitdiff
path: root/arch/arm/kernel/sys_oabi-compat.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/kernel/sys_oabi-compat.c')
-rw-r--r--arch/arm/kernel/sys_oabi-compat.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c
index e8b98046895b..96ab5f52949c 100644
--- a/arch/arm/kernel/sys_oabi-compat.c
+++ b/arch/arm/kernel/sys_oabi-compat.c
@@ -25,6 +25,7 @@
* sys_stat64:
* sys_lstat64:
* sys_fstat64:
+ * sys_fstatat64:
*
* struct stat64 has different sizes and some members are shifted
* Compatibility wrappers are needed for them and provided below.
@@ -169,6 +170,29 @@ asmlinkage long sys_oabi_fstat64(unsigned long fd,
return error;
}
+asmlinkage long sys_oabi_fstatat64(int dfd,
+ char __user *filename,
+ struct oldabi_stat64 __user *statbuf,
+ int flag)
+{
+ struct kstat stat;
+ int error = -EINVAL;
+
+ if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0)
+ goto out;
+
+ if (flag & AT_SYMLINK_NOFOLLOW)
+ error = vfs_lstat_fd(dfd, filename, &stat);
+ else
+ error = vfs_stat_fd(dfd, filename, &stat);
+
+ if (!error)
+ error = cp_oldabi_stat64(&stat, statbuf);
+
+out:
+ return error;
+}
+
struct oabi_flock64 {
short l_type;
short l_whence;