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author | Alexander Graf <agraf@suse.de> | 2013-08-29 02:41:59 +0400 |
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committer | Alexander Graf <agraf@suse.de> | 2013-08-29 02:41:59 +0400 |
commit | bf550fc93d9855872a95e69e4002256110d89858 (patch) | |
tree | 10876bb4304bffe54c4160a132e7b8de6577ac4e /fs/xfs/xfs_log.c | |
parent | 7e48c101e0c53e6095c5f4f5e63d14df50aae8fc (diff) | |
parent | cc2df20c7c4ce594c3e17e9cc260c330646012c8 (diff) | |
download | linux-bf550fc93d9855872a95e69e4002256110d89858.tar.xz |
Merge remote-tracking branch 'origin/next' into kvm-ppc-next
Conflicts:
mm/Kconfig
CMA DMA split and ZSWAP introduction were conflicting, fix up manually.
Diffstat (limited to 'fs/xfs/xfs_log.c')
-rw-r--r-- | fs/xfs/xfs_log.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index b345a7c85153..d852a2b3e1fd 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1963,6 +1963,10 @@ xlog_write_calc_vec_length( headers++; for (lv = log_vector; lv; lv = lv->lv_next) { + /* we don't write ordered log vectors */ + if (lv->lv_buf_len == XFS_LOG_VEC_ORDERED) + continue; + headers += lv->lv_niovecs; for (i = 0; i < lv->lv_niovecs; i++) { @@ -2216,7 +2220,7 @@ xlog_write( index = 0; lv = log_vector; vecp = lv->lv_iovecp; - while (lv && index < lv->lv_niovecs) { + while (lv && (!lv->lv_niovecs || index < lv->lv_niovecs)) { void *ptr; int log_offset; @@ -2236,13 +2240,22 @@ xlog_write( * This loop writes out as many regions as can fit in the amount * of space which was allocated by xlog_state_get_iclog_space(). */ - while (lv && index < lv->lv_niovecs) { - struct xfs_log_iovec *reg = &vecp[index]; + while (lv && (!lv->lv_niovecs || index < lv->lv_niovecs)) { + struct xfs_log_iovec *reg; struct xlog_op_header *ophdr; int start_rec_copy; int copy_len; int copy_off; + bool ordered = false; + + /* ordered log vectors have no regions to write */ + if (lv->lv_buf_len == XFS_LOG_VEC_ORDERED) { + ASSERT(lv->lv_niovecs == 0); + ordered = true; + goto next_lv; + } + reg = &vecp[index]; ASSERT(reg->i_len % sizeof(__int32_t) == 0); ASSERT((unsigned long)ptr % sizeof(__int32_t) == 0); @@ -2302,12 +2315,13 @@ xlog_write( break; if (++index == lv->lv_niovecs) { +next_lv: lv = lv->lv_next; index = 0; if (lv) vecp = lv->lv_iovecp; } - if (record_cnt == 0) { + if (record_cnt == 0 && ordered == false) { if (!lv) return 0; break; |