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| author | Riku Voipio <riku.voipio@iki.fi> | 2008-03-28 13:08:09 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-03-28 15:00:46 +0000 |
| commit | c60afe1014dc4b8d2211fb6cc9dd08ebab31d00b (patch) | |
| tree | 93e51816fd0ec592a3397f2506cf3740dc6add17 /arch/arm/kernel | |
| parent | 3085354de635179d70c240e6d942bcbd1d93056c (diff) | |
| download | linux-c60afe1014dc4b8d2211fb6cc9dd08ebab31d00b.tar.gz linux-c60afe1014dc4b8d2211fb6cc9dd08ebab31d00b.tar.bz2 linux-c60afe1014dc4b8d2211fb6cc9dd08ebab31d00b.zip | |
[ARM] 4878/1: Add oabi shim for fstatat64
Ccoreutils and other have started using fstatat64. Thus, we
need a shim for it if we want to support modern oldabi
userlands (such as Debian/arm/lenny) with EABI kernels.
See http://bugs.debian.org/462677
Acked-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Riku Voipio <riku.voipio@movial.fi>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/calls.S | 2 | ||||
| -rw-r--r-- | arch/arm/kernel/sys_oabi-compat.c | 24 |
2 files changed, 25 insertions, 1 deletions
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 283e14fff993..7e97b7376563 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -336,7 +336,7 @@ CALL(sys_mknodat) /* 325 */ CALL(sys_fchownat) CALL(sys_futimesat) - CALL(sys_fstatat64) + CALL(ABI(sys_fstatat64, sys_oabi_fstatat64)) CALL(sys_unlinkat) CALL(sys_renameat) /* 330 */ CALL(sys_linkat) 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; |