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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-21 10:20:51 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-21 10:20:51 -0800 |
| commit | dec677f3704efd9956cc8ea50cb9e2d79d273cc4 (patch) | |
| tree | e6218c52df0bd177deec4dc5d00a93741d55a4d9 | |
| parent | 940385ac6f6faea86284ee9f56f0c9a6984d46c2 (diff) | |
| download | patches-dec677f3704efd9956cc8ea50cb9e2d79d273cc4.tar.gz | |
get readdir working for exfat
| -rw-r--r-- | staging-exfat-readdir-to-iterate-change.patch | 84 |
1 files changed, 28 insertions, 56 deletions
diff --git a/staging-exfat-readdir-to-iterate-change.patch b/staging-exfat-readdir-to-iterate-change.patch index b2dc9814dc14f4..925198d4280c50 100644 --- a/staging-exfat-readdir-to-iterate-change.patch +++ b/staging-exfat-readdir-to-iterate-change.patch @@ -13,12 +13,12 @@ verify I didn't mess anything up. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- - drivers/staging/exfat/exfat_super.c | 52 +++++++++++++++--------------------- - 1 file changed, 23 insertions(+), 29 deletions(-) + drivers/staging/exfat/exfat_super.c | 24 ++++++++++++------------ + 1 file changed, 12 insertions(+), 12 deletions(-) --- a/drivers/staging/exfat/exfat_super.c +++ b/drivers/staging/exfat/exfat_super.c -@@ -274,36 +274,26 @@ static void __set_sb_clean(struct super_ +@@ -274,9 +274,9 @@ static void __set_sb_clean(struct super_ #endif } @@ -26,83 +26,55 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +static int exfat_iterate(struct file *file, struct dir_context *ctx) { - struct inode *inode = filp->f_path.dentry->d_inode; -+ struct inode *inode = file->f_path.dentry->d_inode; ++ struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; struct exfat_sb_info *sbi = EXFAT_SB(sb); FS_INFO_T *p_fs = &(sbi->fs_info); - BD_INFO_T *p_bd = &(EXFAT_SB(sb)->bd_info); - DIR_ENTRY_T de; -- unsigned long inum; -+ int fake_offset = 0; - loff_t cpos; - int err = 0; +@@ -288,7 +288,7 @@ static int exfat_readdir(struct file *fi __lock_super(sb); - cpos = filp->f_pos; + cpos = ctx->pos; if ((p_fs->vol_type == EXFAT) || (inode->i_ino == EXFAT_ROOT_INO)) { -- while (cpos < 2) { -- if (inode->i_ino == EXFAT_ROOT_INO) -- inum = EXFAT_ROOT_INO; -- else if (cpos == 0) -- inum = inode->i_ino; -- else + while (cpos < 2) { + if (inode->i_ino == EXFAT_ROOT_INO) +@@ -296,12 +296,12 @@ static int exfat_readdir(struct file *fi + else if (cpos == 0) + inum = inode->i_ino; + else - inum = parent_ino(filp->f_path.dentry); -- ++ inum = parent_ino(file->f_path.dentry); + - if (filldir(dirent, "..", cpos+1, cpos, inum, DT_DIR) < 0) -- goto out; -- cpos++; ++ if (!dir_emit_dots(file, ctx)) + goto out; + cpos++; - filp->f_pos++; -- } -- if (cpos == 2) { -+ if (!dir_emit_dots(file, ctx)) -+ goto out; -+ if (ctx->pos == 2) { -+ fake_offset = 1; - cpos = 0; ++ ctx->pos++; } - } -@@ -327,16 +317,20 @@ get_new: - goto end_of_dir; - } - -- cpos = EXFAT_I(inode)->fid.rwoffset << DENTRY_SIZE_BITS; -- - if (!de.Name[0]) - goto end_of_dir; - -+ if (!fake_offset) -+ ctx->pos = EXFAT_I(inode)->fid.rwoffset << DENTRY_SIZE_BITS; -+ + if (cpos == 2) { + cpos = 0; +@@ -335,7 +335,7 @@ get_new: if (!memcmp(de.ShortName, DOS_CUR_DIR_NAME, DOS_NAME_LENGTH)) { -- inum = inode->i_ino; -+ if (!dir_emit_dot(file, ctx)) -+ goto out; + inum = inode->i_ino; } else if (!memcmp(de.ShortName, DOS_PAR_DIR_NAME, DOS_NAME_LENGTH)) { - inum = parent_ino(filp->f_path.dentry); -+ if (!dir_emit_dotdot(file, ctx)) -+ goto out; ++ inum = parent_ino(file->f_path.dentry); } else { -+ unsigned long inum; loff_t i_pos = ((loff_t) EXFAT_I(inode)->fid.start_clu << 32) | ((EXFAT_I(inode)->fid.rwoffset-1) & 0xffffffff); - -@@ -347,17 +341,17 @@ get_new: - } else { - inum = iunique(sb, EXFAT_ROOT_INO); +@@ -349,15 +349,15 @@ get_new: } -+ if (!dir_emit(ctx, de.Name, strlen(de.Name), inum, -+ (de.Attr & ATTR_SUBDIR) ? DT_DIR : DT_REG)) -+ goto out; } - if (filldir(dirent, de.Name, strlen(de.Name), cpos-1, inum, - (de.Attr & ATTR_SUBDIR) ? DT_DIR : DT_REG) < 0) -- goto out; -- ++ if (!dir_emit(ctx, de.Name, strlen(de.Name), inum, ++ (de.Attr & ATTR_SUBDIR) ? DT_DIR : DT_REG)) + goto out; + - filp->f_pos = cpos; -+ fake_offset = 0; + ctx->pos = cpos; goto get_new; @@ -112,7 +84,7 @@ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> out: __unlock_super(sb); return err; -@@ -437,7 +431,7 @@ static int exfat_file_fsync(struct file +@@ -437,7 +437,7 @@ static int exfat_file_fsync(struct file const struct file_operations exfat_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, |