This patchset reduces the size of exfat_entry_set_cache and moves it from heap to stack. Yuezhang Mo (5): exfat: reduce the size of exfat_entry_set_cache exfat: support dynamic allocate bh for exfat_entry_set_cache exfat: move exfat_entry_set_cache from heap to stack exfat: rename exfat_free_dentry_set() to exfat_put_dentry_set() exfat: replace magic numbers with Macros fs/exfat/dir.c | 68 ++++++++++++++++++++++++++------------------- fs/exfat/exfat_fs.h | 36 ++++++++++++++++++------ fs/exfat/inode.c | 13 ++++----- fs/exfat/namei.c | 11 ++++---- 4 files changed, 78 insertions(+), 50 deletions(-)