summaryrefslogtreecommitdiff
path: root/fs/ceph/inode.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ceph/inode.c')
-rw-r--r--fs/ceph/inode.c35
1 files changed, 24 insertions, 11 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 83c420646f90..ea6f966dacd5 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -764,7 +764,7 @@ int ceph_fill_file_size(struct inode *inode, int issued,
ceph_fscache_update(inode);
ci->i_reported_size = size;
if (truncate_seq != ci->i_truncate_seq) {
- dout("truncate_seq %u -> %u\n",
+ dout("%s truncate_seq %u -> %u\n", __func__,
ci->i_truncate_seq, truncate_seq);
ci->i_truncate_seq = truncate_seq;
@@ -788,15 +788,26 @@ int ceph_fill_file_size(struct inode *inode, int issued,
}
}
}
- if (ceph_seq_cmp(truncate_seq, ci->i_truncate_seq) >= 0 &&
- ci->i_truncate_size != truncate_size) {
- dout("truncate_size %lld -> %llu\n", ci->i_truncate_size,
- truncate_size);
+
+ /*
+ * It's possible that the new sizes of the two consecutive
+ * size truncations will be in the same fscrypt last block,
+ * and we need to truncate the corresponding page caches
+ * anyway.
+ */
+ if (ceph_seq_cmp(truncate_seq, ci->i_truncate_seq) >= 0) {
+ dout("%s truncate_size %lld -> %llu, encrypted %d\n", __func__,
+ ci->i_truncate_size, truncate_size, !!IS_ENCRYPTED(inode));
+
ci->i_truncate_size = truncate_size;
- if (IS_ENCRYPTED(inode))
+
+ if (IS_ENCRYPTED(inode)) {
+ dout("%s truncate_pagecache_size %lld -> %llu\n",
+ __func__, ci->i_truncate_pagecache_size, size);
ci->i_truncate_pagecache_size = size;
- else
+ } else {
ci->i_truncate_pagecache_size = truncate_size;
+ }
}
return queue_trunc;
}
@@ -2155,7 +2166,7 @@ void __ceph_do_pending_vmtruncate(struct inode *inode)
retry:
spin_lock(&ci->i_ceph_lock);
if (ci->i_truncate_pending == 0) {
- dout("__do_pending_vmtruncate %p none pending\n", inode);
+ dout("%s %p none pending\n", __func__, inode);
spin_unlock(&ci->i_ceph_lock);
mutex_unlock(&ci->i_truncate_mutex);
return;
@@ -2167,8 +2178,7 @@ retry:
*/
if (ci->i_wrbuffer_ref_head < ci->i_wrbuffer_ref) {
spin_unlock(&ci->i_ceph_lock);
- dout("__do_pending_vmtruncate %p flushing snaps first\n",
- inode);
+ dout("%s %p flushing snaps first\n", __func__, inode);
filemap_write_and_wait_range(&inode->i_data, 0,
inode->i_sb->s_maxbytes);
goto retry;
@@ -2179,7 +2189,7 @@ retry:
to = ci->i_truncate_pagecache_size;
wrbuffer_refs = ci->i_wrbuffer_ref;
- dout("__do_pending_vmtruncate %p (%d) to %lld\n", inode,
+ dout("%s %p (%d) to %lld\n", __func__, inode,
ci->i_truncate_pending, to);
spin_unlock(&ci->i_ceph_lock);
@@ -2371,6 +2381,9 @@ static int fill_fscrypt_truncate(struct inode *inode,
header.data_len = cpu_to_le32(8 + 8 + 4 + CEPH_FSCRYPT_BLOCK_SIZE);
header.file_offset = cpu_to_le64(orig_pos);
+ dout("%s encrypt block boff/bsize %d/%lu\n", __func__,
+ boff, CEPH_FSCRYPT_BLOCK_SIZE);
+
/* truncate and zero out the extra contents for the last block */
memset(iov.iov_base + boff, 0, PAGE_SIZE - boff);