diff options
Diffstat (limited to 'fs/bcachefs/fs-io.c')
| -rw-r--r-- | fs/bcachefs/fs-io.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/fs/bcachefs/fs-io.c b/fs/bcachefs/fs-io.c index 7133482eeab6..059769b9a1be 100644 --- a/fs/bcachefs/fs-io.c +++ b/fs/bcachefs/fs-io.c @@ -1514,6 +1514,7 @@ static int __bch2_buffered_write(struct bch_inode_info *inode, for (i = 0; i < nr_pages; i++) { pages[i] = grab_cache_page_write_begin(mapping, index + i, 0); if (!pages[i]) { + pr_info("-ENOMEM"); nr_pages = i; ret = -ENOMEM; goto out; @@ -1522,8 +1523,10 @@ static int __bch2_buffered_write(struct bch_inode_info *inode, if (offset && !PageUptodate(pages[0])) { ret = bch2_read_single_page(pages[0], mapping); - if (ret) + if (ret) { + pr_info("error reading page %i", ret); goto out; + } } if ((pos + len) & (PAGE_SIZE - 1) && @@ -1532,8 +1535,10 @@ static int __bch2_buffered_write(struct bch_inode_info *inode, zero_user(pages[nr_pages - 1], 0, PAGE_SIZE); } else { ret = bch2_read_single_page(pages[nr_pages - 1], mapping); - if (ret) + if (ret) { + pr_info("error reading page %i", ret); goto out; + } } } @@ -1542,14 +1547,18 @@ static int __bch2_buffered_write(struct bch_inode_info *inode, if (ret && !PageUptodate(pages[i])) { ret = bch2_read_single_page(pages[i], mapping); - if (ret) + if (ret) { + pr_info("error reading page %i", ret); goto out; + } ret = bch2_get_page_reservation(c, inode, pages[i], true); } - if (ret) + if (ret) { + pr_info("error getting page reservation %i", ret); goto out; + } } if (mapping_writably_mapped(mapping)) @@ -1643,17 +1652,22 @@ again: PAGE_SIZE - offset); if (unlikely(iov_iter_fault_in_readable(iter, bytes))) { + pr_info("-EFAULT"); ret = -EFAULT; break; } } if (unlikely(fatal_signal_pending(current))) { + pr_info("-EINTR"); ret = -EINTR; break; } ret = __bch2_buffered_write(inode, mapping, iter, pos, bytes); + if (unlikely(ret <= 0)) + pr_info("__bch2_buffered_write() err %i", ret); + if (unlikely(ret < 0)) break; |