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GFS2: Move gfs2_icbit_munge into quota.c

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This function is only called twice, and both callers are
quota related, so lets move this function into quota.c and
make it static.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2013-10-02 14:47:02 +01:00
parent 9e07f2cb3d
commit 26e43a15d4
3 changed files with 20 additions and 22 deletions
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20
fs/gfs2/quota.c
View file

@ -289,6 +289,26 @@ static void slot_hold(struct gfs2_quota_data *qd)
spin_unlock(&qd_lru_lock);
}
static void gfs2_icbit_munge(struct gfs2_sbd *sdp, unsigned char **bitmap,
unsigned int bit, int new_value)
{
unsigned int c, o, b = bit;
int old_value;
c = b / (8 * PAGE_SIZE);
b %= 8 * PAGE_SIZE;
o = b / 8;
b %= 8;
old_value = (bitmap[c][o] & (1 << b));
gfs2_assert_withdraw(sdp, !old_value != !new_value);
if (new_value)
bitmap[c][o] |= 1 << b;
else
bitmap[c][o] &= ~(1 << b);
}
static void slot_put(struct gfs2_quota_data *qd)
{
struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;

20
fs/gfs2/util.c
View file

@ -268,23 +268,3 @@ int gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh,
return rv;
}
void gfs2_icbit_munge(struct gfs2_sbd *sdp, unsigned char **bitmap,
unsigned int bit, int new_value)
{
unsigned int c, o, b = bit;
int old_value;
c = b / (8 * PAGE_SIZE);
b %= 8 * PAGE_SIZE;
o = b / 8;
b %= 8;
old_value = (bitmap[c][o] & (1 << b));
gfs2_assert_withdraw(sdp, !old_value != !new_value);
if (new_value)
bitmap[c][o] |= 1 << b;
else
bitmap[c][o] &= ~(1 << b);
}

2
fs/gfs2/util.h
View file

@ -164,8 +164,6 @@ static inline unsigned int gfs2_tune_get_i(struct gfs2_tune *gt,
#define gfs2_tune_get(sdp, field) \
gfs2_tune_get_i(&(sdp)->sd_tune, &(sdp)->sd_tune.field)
void gfs2_icbit_munge(struct gfs2_sbd *sdp, unsigned char **bitmap,
unsigned int bit, int new_value);
int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...);
#endif /* __UTIL_DOT_H__ */