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authorMiklos Szeredi <mszeredi@suse.cz>2014-07-23 15:15:35 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2014-08-07 14:40:09 -0400
commit9a423bb6e3577bb372942edfb5d9d26632741d43 (patch)
tree73482f4b4fc8495d3695e6bbf0abf1db59cd6ae7 /fs/hostfs/hostfs.h
parent37456771c58be10dd813fb4510035d0d67a969aa (diff)
downloadlinux-9a423bb6e3577bb372942edfb5d9d26632741d43.tar.bz2
hostfs: support rename flags
Support RENAME_NOREPLACE and RENAME_EXCHANGE flags on hostfs if the underlying filesystem supports it. Since renameat2(2) is not yet in any libc, use syscall(2) to invoke the renameat2 syscall. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Richard Weinberger <richard@nod.at> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hostfs/hostfs.h')
-rw-r--r--fs/hostfs/hostfs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h
index 9c88da0e855a..4fcd40d6f308 100644
--- a/fs/hostfs/hostfs.h
+++ b/fs/hostfs/hostfs.h
@@ -89,6 +89,7 @@ extern int do_mknod(const char *file, int mode, unsigned int major,
extern int link_file(const char *from, const char *to);
extern int hostfs_do_readlink(char *file, char *buf, int size);
extern int rename_file(char *from, char *to);
+extern int rename2_file(char *from, char *to, unsigned int flags);
extern int do_statfs(char *root, long *bsize_out, long long *blocks_out,
long long *bfree_out, long long *bavail_out,
long long *files_out, long long *ffree_out,