diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c index 6a037173d20d..203f16c48c19 100644 --- a/fs/xfs/libxfs/xfs_alloc.c +++ b/fs/xfs/libxfs/xfs_alloc.c @@ -3045,6 +3045,8 @@ xfs_alloc_read_agf( pag->pagf_refcount_level = be32_to_cpu(agf->agf_refcount_level); if (xfs_agfl_needs_reset(pag->pag_mount, agf)) set_bit(XFS_AGSTATE_AGFL_NEEDS_RESET, &pag->pag_opstate); + else + clear_bit(XFS_AGSTATE_AGFL_NEEDS_RESET, &pag->pag_opstate); /* * Update the in-core allocbt counter. Filter out the rmapbt @@ -3255,6 +3257,8 @@ xfs_alloc_vextent_finish( XFS_STATS_INC(mp, xs_allocx); XFS_STATS_ADD(mp, xs_allocb, args->len); + trace_xfs_alloc_vextent_finish(args); + out_drop_perag: if (drop_perag && args->pag) { xfs_perag_rele(args->pag); @@ -3279,8 +3283,14 @@ xfs_alloc_vextent_this_ag( xfs_agnumber_t minimum_agno; int error; + ASSERT(args->pag != NULL); + ASSERT(args->pag->pag_agno == agno); + args->agno = agno; args->agbno = 0; + + trace_xfs_alloc_vextent_this_ag(args); + error = xfs_alloc_vextent_check_args(args, XFS_AGB_TO_FSB(mp, agno, 0), &minimum_agno); if (error) { @@ -3323,11 +3333,14 @@ xfs_alloc_vextent_iterate_ags( uint32_t flags) { struct xfs_mount *mp = args->mp; + xfs_agnumber_t restart_agno = minimum_agno; xfs_agnumber_t agno; int error = 0; + if (flags & XFS_ALLOC_FLAG_TRYLOCK) + restart_agno = 0; restart: - for_each_perag_wrap_range(mp, start_agno, minimum_agno, + for_each_perag_wrap_range(mp, start_agno, restart_agno, mp->m_sb.sb_agcount, agno, args->pag) { args->agno = agno; error = xfs_alloc_vextent_prepare_ag(args); @@ -3366,6 +3379,7 @@ restart: */ if (flags) { flags = 0; + restart_agno = minimum_agno; goto restart; } @@ -3394,8 +3408,13 @@ xfs_alloc_vextent_start_ag( bool bump_rotor = false; int error; + ASSERT(args->pag == NULL); + args->agno = NULLAGNUMBER; args->agbno = NULLAGBLOCK; + + trace_xfs_alloc_vextent_start_ag(args); + error = xfs_alloc_vextent_check_args(args, target, &minimum_agno); if (error) { if (error == -ENOSPC) @@ -3442,8 +3461,13 @@ xfs_alloc_vextent_first_ag( xfs_agnumber_t start_agno; int error; + ASSERT(args->pag == NULL); + args->agno = NULLAGNUMBER; args->agbno = NULLAGBLOCK; + + trace_xfs_alloc_vextent_first_ag(args); + error = xfs_alloc_vextent_check_args(args, target, &minimum_agno); if (error) { if (error == -ENOSPC) @@ -3470,8 +3494,14 @@ xfs_alloc_vextent_exact_bno( xfs_agnumber_t minimum_agno; int error; + ASSERT(args->pag != NULL); + ASSERT(args->pag->pag_agno == XFS_FSB_TO_AGNO(mp, target)); + args->agno = XFS_FSB_TO_AGNO(mp, target); args->agbno = XFS_FSB_TO_AGBNO(mp, target); + + trace_xfs_alloc_vextent_exact_bno(args); + error = xfs_alloc_vextent_check_args(args, target, &minimum_agno); if (error) { if (error == -ENOSPC) @@ -3502,8 +3532,14 @@ xfs_alloc_vextent_near_bno( bool needs_perag = args->pag == NULL; int error; + if (!needs_perag) + ASSERT(args->pag->pag_agno == XFS_FSB_TO_AGNO(mp, target)); + args->agno = XFS_FSB_TO_AGNO(mp, target); args->agbno = XFS_FSB_TO_AGBNO(mp, target); + + trace_xfs_alloc_vextent_near_bno(args); + error = xfs_alloc_vextent_check_args(args, target, &minimum_agno); if (error) { if (error == -ENOSPC) |