diff options
| -rw-r--r-- | fs/gfs2/incore.h | 6 | ||||
| -rw-r--r-- | fs/gfs2/rgrp.c | 42 | ||||
| -rw-r--r-- | fs/gfs2/trace_gfs2.h | 18 |
3 files changed, 33 insertions, 33 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index cca806ff611c..0640d0c70a75 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -106,7 +106,7 @@ struct gfs2_rgrpd { u32 rd_data; /* num of data blocks in rgrp */ u32 rd_bitbytes; /* number of bytes in data bitmaps */ u32 rd_free; - u32 rd_reserved; /* number of blocks reserved */ + u32 rd_requested; /* number of blocks in rd_rstree */ u32 rd_free_clone; u32 rd_dinodes; u64 rd_igeneration; @@ -290,8 +290,8 @@ struct gfs2_qadata { /* quota allocation data */ struct gfs2_blkreserv { struct rb_node rs_node; /* node within rd_rstree */ struct gfs2_rgrpd *rs_rgd; - u64 rs_start; /* start of reservation */ - u32 rs_free; /* how many blocks are still free */ + u64 rs_start; + u32 rs_requested; }; /* diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 95ff4a3c89de..bc8d1ab9e07f 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -203,7 +203,7 @@ static inline u64 gfs2_bit_search(const __le64 *ptr, u64 mask, u8 state) */ static inline int rs_cmp(u64 start, u32 len, struct gfs2_blkreserv *rs) { - if (start >= rs->rs_start + rs->rs_free) + if (start >= rs->rs_start + rs->rs_requested) return 1; if (rs->rs_start >= start + len) return -1; @@ -625,7 +625,7 @@ static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs, fs_id_buf, (unsigned long long)ip->i_no_addr, (unsigned long long)rs->rs_start, - rs->rs_free); + rs->rs_requested); } /** @@ -645,17 +645,17 @@ static void __rs_deltree(struct gfs2_blkreserv *rs) rb_erase(&rs->rs_node, &rgd->rd_rstree); RB_CLEAR_NODE(&rs->rs_node); - if (rs->rs_free) { - /* return reserved blocks to the rgrp */ - BUG_ON(rs->rs_rgd->rd_reserved < rs->rs_free); - rs->rs_rgd->rd_reserved -= rs->rs_free; + if (rs->rs_requested) { + /* return requested blocks to the rgrp */ + BUG_ON(rs->rs_rgd->rd_requested < rs->rs_requested); + rs->rs_rgd->rd_requested -= rs->rs_requested; /* The rgrp extent failure point is likely not to increase; it will only do so if the freed blocks are somehow contiguous with a span of free blocks that follows. Still, it will force the number to be recalculated later. */ - rgd->rd_extfail_pt += rs->rs_free; - rs->rs_free = 0; + rgd->rd_extfail_pt += rs->rs_requested; + rs->rs_requested = 0; } } @@ -672,7 +672,7 @@ void gfs2_rs_deltree(struct gfs2_blkreserv *rs) if (rgd) { spin_lock(&rgd->rd_rsspin); __rs_deltree(rs); - BUG_ON(rs->rs_free); + BUG_ON(rs->rs_requested); spin_unlock(&rgd->rd_rsspin); } } @@ -1504,7 +1504,7 @@ static void rs_insert(struct gfs2_inode *ip) rb_entry(*newn, struct gfs2_blkreserv, rs_node); parent = *newn; - rc = rs_cmp(rs->rs_start, rs->rs_free, cur); + rc = rs_cmp(rs->rs_start, rs->rs_requested, cur); if (rc > 0) newn = &((*newn)->rb_right); else if (rc < 0) @@ -1520,7 +1520,7 @@ static void rs_insert(struct gfs2_inode *ip) rb_insert_color(&rs->rs_node, &rgd->rd_rstree); /* Do our rgrp accounting for the reservation */ - rgd->rd_reserved += rs->rs_free; /* blocks reserved */ + rgd->rd_requested += rs->rs_requested; /* blocks requested */ spin_unlock(&rgd->rd_rsspin); trace_gfs2_rs(rs, TRACE_RS_INSERT); } @@ -1541,9 +1541,9 @@ static inline u32 rgd_free(struct gfs2_rgrpd *rgd, struct gfs2_blkreserv *rs) { u32 tot_reserved, tot_free; - if (WARN_ON_ONCE(rgd->rd_reserved < rs->rs_free)) + if (WARN_ON_ONCE(rgd->rd_requested < rs->rs_requested)) return 0; - tot_reserved = rgd->rd_reserved - rs->rs_free; + tot_reserved = rgd->rd_requested - rs->rs_requested; if (rgd->rd_free_clone < tot_reserved) tot_reserved = 0; @@ -1578,7 +1578,7 @@ static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip, extlen = max_t(u32, atomic_read(&ip->i_sizehint), ap->target); extlen = clamp(extlen, (u32)RGRP_RSRV_MINBLKS, free_blocks); } - if ((rgd->rd_free_clone < rgd->rd_reserved) || (free_blocks < extlen)) + if ((rgd->rd_free_clone < rgd->rd_requested) || (free_blocks < extlen)) return; /* Find bitmap block that contains bits for goal block */ @@ -1593,7 +1593,7 @@ static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip, ret = gfs2_rbm_find(&rbm, GFS2_BLKST_FREE, &extlen, &ip->i_res, true); if (ret == 0) { rs->rs_start = gfs2_rbm_to_block(&rbm); - rs->rs_free = extlen; + rs->rs_requested = extlen; rs_insert(ip); } else { if (goal == rgd->rd_last_alloc + rgd->rd_data0) @@ -1637,7 +1637,7 @@ static u64 gfs2_next_unreserved_block(struct gfs2_rgrpd *rgd, u64 block, if (n) { while (rs_cmp(block, length, rs) == 0 && rs != ignore_rs) { - block = rs->rs_start + rs->rs_free; + block = rs->rs_start + rs->rs_requested; n = n->rb_right; if (n == NULL) break; @@ -2263,7 +2263,7 @@ void gfs2_rgrp_dump(struct seq_file *seq, struct gfs2_rgrpd *rgd, fs_id_buf, (unsigned long long)rgd->rd_addr, rgd->rd_flags, rgd->rd_free, rgd->rd_free_clone, rgd->rd_dinodes, - rgd->rd_reserved, rgd->rd_extfail_pt); + rgd->rd_requested, rgd->rd_extfail_pt); if (rgd->rd_sbd->sd_args.ar_rgrplvb) { struct gfs2_rgrp_lvb *rgl = rgd->rd_rgl; @@ -2318,12 +2318,12 @@ static void gfs2_adjust_reservation(struct gfs2_inode *ip, unsigned int rlen; rs->rs_start += len; - rlen = min(rs->rs_free, len); - rs->rs_free -= rlen; - rgd->rd_reserved -= rlen; + rlen = min(rs->rs_requested, len); + rs->rs_requested -= rlen; + rgd->rd_requested -= rlen; trace_gfs2_rs(rs, TRACE_RS_CLAIM); if (rs->rs_start < rgd->rd_data0 + rgd->rd_data && - rs->rs_free) + rs->rs_requested) goto out; /* We used up our block reservation, so we should reserve more blocks next time. */ diff --git a/fs/gfs2/trace_gfs2.h b/fs/gfs2/trace_gfs2.h index e461a691e5e8..d24bdcdd42e5 100644 --- a/fs/gfs2/trace_gfs2.h +++ b/fs/gfs2/trace_gfs2.h @@ -560,7 +560,7 @@ TRACE_EVENT(gfs2_block_alloc, __field( u8, block_state ) __field( u64, rd_addr ) __field( u32, rd_free_clone ) - __field( u32, rd_reserved ) + __field( u32, rd_requested ) ), TP_fast_assign( @@ -571,7 +571,7 @@ TRACE_EVENT(gfs2_block_alloc, __entry->block_state = block_state; __entry->rd_addr = rgd->rd_addr; __entry->rd_free_clone = rgd->rd_free_clone; - __entry->rd_reserved = rgd->rd_reserved; + __entry->rd_requested = rgd->rd_requested; ), TP_printk("%u,%u bmap %llu alloc %llu/%lu %s rg:%llu rf:%u rr:%lu", @@ -581,7 +581,7 @@ TRACE_EVENT(gfs2_block_alloc, (unsigned long)__entry->len, block_state_name(__entry->block_state), (unsigned long long)__entry->rd_addr, - __entry->rd_free_clone, (unsigned long)__entry->rd_reserved) + __entry->rd_free_clone, (unsigned long)__entry->rd_requested) ); /* Keep track of multi-block reservations as they are allocated/freed */ @@ -595,10 +595,10 @@ TRACE_EVENT(gfs2_rs, __field( dev_t, dev ) __field( u64, rd_addr ) __field( u32, rd_free_clone ) - __field( u32, rd_reserved ) + __field( u32, rd_requested ) __field( u64, inum ) __field( u64, start ) - __field( u32, free ) + __field( u32, requested ) __field( u8, func ) ), @@ -606,11 +606,11 @@ TRACE_EVENT(gfs2_rs, __entry->dev = rs->rs_rgd->rd_sbd->sd_vfs->s_dev; __entry->rd_addr = rs->rs_rgd->rd_addr; __entry->rd_free_clone = rs->rs_rgd->rd_free_clone; - __entry->rd_reserved = rs->rs_rgd->rd_reserved; + __entry->rd_requested = rs->rs_rgd->rd_requested; __entry->inum = container_of(rs, struct gfs2_inode, i_res)->i_no_addr; __entry->start = rs->rs_start; - __entry->free = rs->rs_free; + __entry->requested = rs->rs_requested; __entry->func = func; ), @@ -620,8 +620,8 @@ TRACE_EVENT(gfs2_rs, (unsigned long long)__entry->start, (unsigned long long)__entry->rd_addr, (unsigned long)__entry->rd_free_clone, - (unsigned long)__entry->rd_reserved, - rs_func_name(__entry->func), (unsigned long)__entry->free) + (unsigned long)__entry->rd_requested, + rs_func_name(__entry->func), (unsigned long)__entry->requested) ); #endif /* _TRACE_GFS2_H */ |