Commit 0ddeded4 authored by Andreas Gruenbacher's avatar Andreas Gruenbacher Committed by Bob Peterson
Browse files

gfs2: Pass resource group to rgblk_free 



Function rgblk_free can only deal with one resource group at a time, so
pass that resource group is as a parameter.  Several of the callers
already have the resource group at hand, so we only need additional
lookup code in a few places.

Signed-off-by: default avatarAndreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: default avatarBob Peterson <rpeterso@redhat.com>
Reviewed-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
parent c3abc29e

fs/gfs2/bmap.c

+2 −2
Original line number Diff line number Diff line
@@ -1566,7 +1566,7 @@ more_rgrps: 
			continue;

		}

		if (bstart) {

			__gfs2_free_blocks(ip, bstart, (u32)blen, meta);

			__gfs2_free_blocks(ip, rgd, bstart, (u32)blen, meta);

			(*btotal) += blen;

			gfs2_add_inode_blocks(&ip->i_inode, -blen);

		}
@@ -1574,7 +1574,7 @@ more_rgrps: 
		blen = 1;

	}

	if (bstart) {

		__gfs2_free_blocks(ip, bstart, (u32)blen, meta);

		__gfs2_free_blocks(ip, rgd, bstart, (u32)blen, meta);

		(*btotal) += blen;

		gfs2_add_inode_blocks(&ip->i_inode, -blen);

	}

fs/gfs2/dir.c

+4 −1
Original line number Diff line number Diff line
@@ -2042,6 +2042,8 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len, 
	bh = leaf_bh;



	for (blk = leaf_no; blk; blk = nblk) {

		struct gfs2_rgrpd *rgd;



		if (blk != leaf_no) {

			error = get_leaf(dip, blk, &bh);

			if (error)
@@ -2052,7 +2054,8 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len, 
		if (blk != leaf_no)

			brelse(bh);



		gfs2_free_meta(dip, blk, 1);

		rgd = gfs2_blk2rgrpd(sdp, blk, true);

		gfs2_free_meta(dip, rgd, blk, 1);

		gfs2_add_inode_blocks(&dip->i_inode, -1);

	}

fs/gfs2/rgrp.c

+16 −28
Original line number Diff line number Diff line
@@ -2215,28 +2215,21 @@ static void gfs2_alloc_extent(const struct gfs2_rbm *rbm, bool dinode, 
/**

 * rgblk_free - Change alloc state of given block(s)

 * @sdp: the filesystem

 * @rgd: the resource group the blocks are in

 * @bstart: the start of a run of blocks to free

 * @blen: the length of the block run (all must lie within ONE RG!)

 * @new_state: GFS2_BLKST_XXX the after-allocation block state

 *

 * Returns:  Resource group containing the block(s)

 */



static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart,

				     u32 blen, unsigned char new_state)

static void rgblk_free(struct gfs2_sbd *sdp, struct gfs2_rgrpd *rgd,

		       u64 bstart, u32 blen, unsigned char new_state)

{

	struct gfs2_rbm rbm;

	struct gfs2_bitmap *bi, *bi_prev = NULL;



	rbm.rgd = gfs2_blk2rgrpd(sdp, bstart, 1);

	if (!rbm.rgd) {

		if (gfs2_consist(sdp))

			fs_err(sdp, "block = %llu\n", (unsigned long long)bstart);

		return NULL;

	}



	rbm.rgd = rgd;

	if (WARN_ON_ONCE(gfs2_rbm_from_block(&rbm, bstart)))

		return NULL;

		return;

	while (blen--) {

		bi = rbm_bi(&rbm);

		if (bi != bi_prev) {
@@ -2253,8 +2246,6 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart, 
		gfs2_setbit(&rbm, false, new_state);

		gfs2_rbm_incr(&rbm);

	}



	return rbm.rgd;

}



/**
@@ -2470,20 +2461,19 @@ rgrp_error: 
/**

 * __gfs2_free_blocks - free a contiguous run of block(s)

 * @ip: the inode these blocks are being freed from

 * @rgd: the resource group the blocks are in

 * @bstart: first block of a run of contiguous blocks

 * @blen: the length of the block run

 * @meta: 1 if the blocks represent metadata

 *

 */



void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta)

void __gfs2_free_blocks(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,

			u64 bstart, u32 blen, int meta)

{

	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);

	struct gfs2_rgrpd *rgd;



	rgd = rgblk_free(sdp, bstart, blen, GFS2_BLKST_FREE);

	if (!rgd)

		return;

	rgblk_free(sdp, rgd, bstart, blen, GFS2_BLKST_FREE);

	trace_gfs2_block_alloc(ip, rgd, bstart, blen, GFS2_BLKST_FREE);

	rgd->rd_free += blen;

	rgd->rd_flags &= ~GFS2_RGF_TRIMMED;
@@ -2498,16 +2488,18 @@ void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta) 
/**

 * gfs2_free_meta - free a contiguous run of data block(s)

 * @ip: the inode these blocks are being freed from

 * @rgd: the resource group the blocks are in

 * @bstart: first block of a run of contiguous blocks

 * @blen: the length of the block run

 *

 */



void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen)

void gfs2_free_meta(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,

		    u64 bstart, u32 blen)

{

	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);



	__gfs2_free_blocks(ip, bstart, blen, 1);

	__gfs2_free_blocks(ip, rgd, bstart, blen, 1);

	gfs2_statfs_change(sdp, 0, +blen, 0);

	gfs2_quota_change(ip, -(s64)blen, ip->i_inode.i_uid, ip->i_inode.i_gid);

}
@@ -2519,9 +2511,10 @@ void gfs2_unlink_di(struct inode *inode) 
	struct gfs2_rgrpd *rgd;

	u64 blkno = ip->i_no_addr;



	rgd = rgblk_free(sdp, blkno, 1, GFS2_BLKST_UNLINKED);

	rgd = gfs2_blk2rgrpd(sdp, blkno, true);

	if (!rgd)

		return;

	rgblk_free(sdp, rgd, blkno, 1, GFS2_BLKST_UNLINKED);

	trace_gfs2_block_alloc(ip, rgd, blkno, 1, GFS2_BLKST_UNLINKED);

	gfs2_trans_add_meta(rgd->rd_gl, rgd->rd_bits[0].bi_bh);

	gfs2_rgrp_out(rgd, rgd->rd_bits[0].bi_bh->b_data);
@@ -2531,13 +2524,8 @@ void gfs2_unlink_di(struct inode *inode) 
void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip)

{

	struct gfs2_sbd *sdp = rgd->rd_sbd;

	struct gfs2_rgrpd *tmp_rgd;



	tmp_rgd = rgblk_free(sdp, ip->i_no_addr, 1, GFS2_BLKST_FREE);

	if (!tmp_rgd)

		return;

	gfs2_assert_withdraw(sdp, rgd == tmp_rgd);



	rgblk_free(sdp, rgd, ip->i_no_addr, 1, GFS2_BLKST_FREE);

	if (!rgd->rd_dinodes)

		gfs2_consist_rgrpd(rgd);

	rgd->rd_dinodes--;

fs/gfs2/rgrp.h

+4 −2
Original line number Diff line number Diff line
@@ -51,8 +51,10 @@ extern int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *n, 
extern int gfs2_rsqa_alloc(struct gfs2_inode *ip);

extern void gfs2_rs_deltree(struct gfs2_blkreserv *rs);

extern void gfs2_rsqa_delete(struct gfs2_inode *ip, atomic_t *wcount);

extern void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta);

extern void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen);

extern void __gfs2_free_blocks(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,

			       u64 bstart, u32 blen, int meta);

extern void gfs2_free_meta(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,

			   u64 bstart, u32 blen);

extern void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip);

extern void gfs2_unlink_di(struct inode *inode);

extern int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr,

fs/gfs2/xattr.c

+9 −7
Original line number Diff line number Diff line
@@ -283,7 +283,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh, 
			blen++;

		else {

			if (bstart)

				gfs2_free_meta(ip, bstart, blen);

				gfs2_free_meta(ip, rgd, bstart, blen);

			bstart = bn;

			blen = 1;

		}
@@ -292,7 +292,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh, 
		gfs2_add_inode_blocks(&ip->i_inode, -1);

	}

	if (bstart)

		gfs2_free_meta(ip, bstart, blen);

		gfs2_free_meta(ip, rgd, bstart, blen);



	if (prev && !leave) {

		u32 len;
@@ -1250,6 +1250,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip) 
{

	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);

	struct gfs2_rgrp_list rlist;

	struct gfs2_rgrpd *rgd;

	struct buffer_head *indbh, *dibh;

	__be64 *eablk, *end;

	unsigned int rg_blocks = 0;
@@ -1302,8 +1303,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip) 
	gfs2_rlist_alloc(&rlist);



	for (x = 0; x < rlist.rl_rgrps; x++) {

		struct gfs2_rgrpd *rgd = gfs2_glock2rgrp(rlist.rl_ghs[x].gh_gl);



		rgd = gfs2_glock2rgrp(rlist.rl_ghs[x].gh_gl);

		rg_blocks += rgd->rd_length;

	}
@@ -1320,6 +1320,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip) 


	eablk = (__be64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));

	bstart = 0;

	rgd = NULL;

	blen = 0;



	for (; eablk < end; eablk++) {
@@ -1333,8 +1334,9 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip) 
			blen++;

		else {

			if (bstart)

				gfs2_free_meta(ip, bstart, blen);

				gfs2_free_meta(ip, rgd, bstart, blen);

			bstart = bn;

			rgd = gfs2_blk2rgrpd(sdp, bstart, true);

			blen = 1;

		}
@@ -1342,7 +1344,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip) 
		gfs2_add_inode_blocks(&ip->i_inode, -1);

	}

	if (bstart)

		gfs2_free_meta(ip, bstart, blen);

		gfs2_free_meta(ip, rgd, bstart, blen);



	ip->i_diskflags &= ~GFS2_DIF_EA_INDIRECT;
@@ -1391,7 +1393,7 @@ static int ea_dealloc_block(struct gfs2_inode *ip) 
	if (error)

		goto out_gunlock;



	gfs2_free_meta(ip, ip->i_eattr, 1);

	gfs2_free_meta(ip, rgd, ip->i_eattr, 1);



	ip->i_eattr = 0;

	gfs2_add_inode_blocks(&ip->i_inode, -1);

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