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    Subject[PATCH 2/4] sysfs: Reduce s_flags to an unsinged short so it packs well with s_mode

    On 32bit this reduces sizeof(struct sysfs_dirent) by 2 bytes.

    Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
    ---
    fs/sysfs/sysfs.h | 6 +++---
    1 files changed, 3 insertions(+), 3 deletions(-)

    diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h
    index 545a8d4..e10ff98 100644
    --- a/fs/sysfs/sysfs.h
    +++ b/fs/sysfs/sysfs.h
    @@ -77,7 +77,7 @@ struct sysfs_dirent {
    struct sysfs_elem_bin_attr s_bin_attr;
    };

    - unsigned int s_flags;
    + unsigned short s_flags;
    unsigned short s_mode;
    ino_t s_ino;
    struct sysfs_inode_attrs *s_iattr;
    @@ -94,11 +94,11 @@ struct sysfs_dirent {
    #define SYSFS_ACTIVE_REF (SYSFS_KOBJ_ATTR | SYSFS_KOBJ_BIN_ATTR)

    /* identify any namespace tag on sysfs_dirents */
    -#define SYSFS_NS_TYPE_MASK 0xff00
    +#define SYSFS_NS_TYPE_MASK 0xf00
    #define SYSFS_NS_TYPE_SHIFT 8

    #define SYSFS_FLAG_MASK ~(SYSFS_NS_TYPE_MASK|SYSFS_TYPE_MASK)
    -#define SYSFS_FLAG_REMOVED 0x020000
    +#define SYSFS_FLAG_REMOVED 0x02000

    static inline unsigned int sysfs_type(struct sysfs_dirent *sd)
    {
    --
    1.7.2.5


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