Hi Christoph,
On 06/26/2010 05:35 PM, Christoph Hellwig wrote:
Add a flags field to help glibc implementing statvfs(3) efficiently.
We copy the flag values from glibc, and add a new ST_VALID flag to
denote that f_flags is implemented.
Signed-off-by: Christoph Hellwig<hch@xxxxxx>
<snip>
Index: linux-2.6/include/asm-generic/statfs.h
===================================================================
--- linux-2.6.orig/include/asm-generic/statfs.h 2010-06-26 09:26:56.000000000 +0200
+++ linux-2.6/include/asm-generic/statfs.h 2010-06-26 10:00:33.868047809 +0200
@@ -33,7 +33,8 @@ struct statfs {
__kernel_fsid_t f_fsid;
__statfs_word f_namelen;
__statfs_word f_frsize;
- __statfs_word f_spare[5];
+ __statfs_word f_flags;
+ __statfs_word f_spare[4];
};
/*
@@ -55,7 +56,8 @@ struct statfs64 {
__kernel_fsid_t f_fsid;
__statfs_word f_namelen;
__statfs_word f_frsize;
- __statfs_word f_spare[5];
+ __statfs_word f_flags;
+ __statfs_word f_spare[4];
} ARCH_PACK_STATFS64;
/*
@@ -77,6 +79,7 @@ struct compat_statfs64 {
__kernel_fsid_t f_fsid;
__u32 f_namelen;
__u32 f_frsize;
+ __u32 f_flags[5];
__u32 f_spare[5];
} ARCH_PACK_COMPAT_STATFS64;
This is a typo?
Regards,
Tao
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