| From c8d1c43be24489036137f8fdebcfccc208f7cc8b Mon Sep 17 00:00:00 2001 |
| From: Robert Yang <liezhi.yang@windriver.com> |
| Date: Mon, 23 Dec 2013 03:34:14 -0500 |
| Subject: [PATCH 06/11] misc/create_inode.c: create directory |
| |
| The do_mkdir_internal() is used for making dir on the target fs, most of |
| the code are from debugfs/debugfs.c, the debugfs/debugfs.c will be |
| modified to use this function. |
| |
| Upstream-Status: Backport |
| |
| Signed-off-by: Robert Yang <liezhi.yang@windriver.com> |
| Reviewed-by: Darren Hart <dvhart@linux.intel.com> |
| --- |
| misc/create_inode.c | 31 +++++++++++++++++++++++++++++++ |
| 1 file changed, 31 insertions(+) |
| |
| diff --git a/misc/create_inode.c b/misc/create_inode.c |
| index 98f4a93..6a8c92a 100644 |
| --- a/misc/create_inode.c |
| +++ b/misc/create_inode.c |
| @@ -135,6 +135,37 @@ try_again: |
| /* Make a directory in the fs */ |
| errcode_t do_mkdir_internal(ext2_ino_t cwd, const char *name, struct stat *st) |
| { |
| + char *cp; |
| + ext2_ino_t parent_ino, ino; |
| + errcode_t retval; |
| + struct ext2_inode inode; |
| + |
| + |
| + cp = strrchr(name, '/'); |
| + if (cp) { |
| + *cp = 0; |
| + if ((retval = ext2fs_namei(current_fs, root, cwd, name, &parent_ino))){ |
| + com_err(name, retval, 0); |
| + return retval; |
| + } |
| + name = cp+1; |
| + } else |
| + parent_ino = cwd; |
| + |
| +try_again: |
| + retval = ext2fs_mkdir(current_fs, parent_ino, 0, name); |
| + if (retval == EXT2_ET_DIR_NO_SPACE) { |
| + retval = ext2fs_expand_dir(current_fs, parent_ino); |
| + if (retval) { |
| + com_err(__func__, retval, "while expanding directory"); |
| + return retval; |
| + } |
| + goto try_again; |
| + } |
| + if (retval) { |
| + com_err("ext2fs_mkdir", retval, 0); |
| + return retval; |
| + } |
| } |
| |
| static errcode_t copy_file(int fd, ext2_ino_t newfile, int bufsize, int make_holes) |
| -- |
| 1.7.10.4 |
| |