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Commit bd209cc0 authored by Al Viro's avatar Al Viro Committed by Steven Whitehouse
Browse files

[GFS2] split and annotate gfs2_statfs_change 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
parent b5bc9e8b

fs/gfs2/incore.h

+2 −2
Original line number Diff line number Diff line
@@ -503,8 +503,8 @@ struct gfs2_sbd { 


	spinlock_t sd_statfs_spin;

	struct mutex sd_statfs_mutex;

	struct gfs2_statfs_change sd_statfs_master;

	struct gfs2_statfs_change sd_statfs_local;

	struct gfs2_statfs_change_host sd_statfs_master;

	struct gfs2_statfs_change_host sd_statfs_local;

	unsigned long sd_statfs_sync_time;



	/* Resource group stuff */

fs/gfs2/ondisk.c

+2 −2
Original line number Diff line number Diff line
@@ -279,7 +279,7 @@ void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf) 
	str->ir_length = cpu_to_be64(ir->ir_length);

}



void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, const void *buf)

void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf)

{

	const struct gfs2_statfs_change *str = buf;
@@ -288,7 +288,7 @@ void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, const void *buf) 
	sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);

}



void gfs2_statfs_change_out(const struct gfs2_statfs_change *sc, void *buf)

void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf)

{

	struct gfs2_statfs_change *str = buf;

fs/gfs2/ops_super.c

+1 −1
Original line number Diff line number Diff line
@@ -215,7 +215,7 @@ static int gfs2_statfs(struct dentry *dentry, struct kstatfs *buf) 
{

	struct super_block *sb = dentry->d_inode->i_sb;

	struct gfs2_sbd *sdp = sb->s_fs_info;

	struct gfs2_statfs_change sc;

	struct gfs2_statfs_change_host sc;

	int error;



	if (gfs2_tune_get(sdp, gt_statfs_slow))

fs/gfs2/super.c

+11 −11
Original line number Diff line number Diff line
@@ -587,9 +587,9 @@ int gfs2_make_fs_ro(struct gfs2_sbd *sdp) 
int gfs2_statfs_init(struct gfs2_sbd *sdp)

{

	struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);

	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;

	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;

	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);

	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;

	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;

	struct buffer_head *m_bh, *l_bh;

	struct gfs2_holder gh;

	int error;
@@ -634,7 +634,7 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free, 
			s64 dinodes)

{

	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);

	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;

	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;

	struct buffer_head *l_bh;

	int error;
@@ -660,8 +660,8 @@ int gfs2_statfs_sync(struct gfs2_sbd *sdp) 
{

	struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);

	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);

	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;

	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;

	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;

	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;

	struct gfs2_holder gh;

	struct buffer_head *m_bh, *l_bh;

	int error;
@@ -727,10 +727,10 @@ out: 
 * Returns: errno

 */



int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)

int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc)

{

	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;

	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;

	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;

	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;



	spin_lock(&sdp->sd_statfs_spin);
@@ -760,7 +760,7 @@ int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc) 
 */



static int statfs_slow_fill(struct gfs2_rgrpd *rgd,

			    struct gfs2_statfs_change *sc)

			    struct gfs2_statfs_change_host *sc)

{

	gfs2_rgrp_verify(rgd);

	sc->sc_total += rgd->rd_ri.ri_data;
@@ -782,7 +782,7 @@ static int statfs_slow_fill(struct gfs2_rgrpd *rgd, 
 * Returns: errno

 */



int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)

int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc)

{

	struct gfs2_holder ri_gh;

	struct gfs2_rgrpd *rgd_next;
@@ -792,7 +792,7 @@ int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc) 
	int done;

	int error = 0, err;



	memset(sc, 0, sizeof(struct gfs2_statfs_change));

	memset(sc, 0, sizeof(struct gfs2_statfs_change_host));

	gha = kcalloc(slots, sizeof(struct gfs2_holder), GFP_KERNEL);

	if (!gha)

		return -ENOMEM;

fs/gfs2/super.h

+2 −2
Original line number Diff line number Diff line
@@ -45,8 +45,8 @@ int gfs2_statfs_init(struct gfs2_sbd *sdp); 
void gfs2_statfs_change(struct gfs2_sbd *sdp,

			s64 total, s64 free, s64 dinodes);

int gfs2_statfs_sync(struct gfs2_sbd *sdp);

int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc);

int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc);

int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc);

int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc);



int gfs2_freeze_fs(struct gfs2_sbd *sdp);

void gfs2_unfreeze_fs(struct gfs2_sbd *sdp);