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authorYan, Zheng <zyan@redhat.com>2015-04-13 11:25:07 +0800
committerIlya Dryomov <idryomov@gmail.com>2015-04-22 18:33:41 +0300
commitec137c10e720e5cf085504332ee1bf380241ed69 (patch)
tree06f4058a2b06b763467c945b0b4b36c4c9f56369 /fs
parent0ea611a3bc5fb8f6a0bb1a76fe2dbf8ebe4bdf77 (diff)
ceph: fix uninline data function
For CEPH_OSD_CMPXATTR_MODE_U64, OSD expects the u64 to be encoded as string in object's xattr. Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ceph/addr.c34
1 files changed, 21 insertions, 13 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index e723482c5f37..cab1cf5a330b 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -1539,19 +1539,27 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)
osd_req_op_extent_osd_data_pages(req, 1, &page, len, 0, false, false);
- err = osd_req_op_xattr_init(req, 0, CEPH_OSD_OP_CMPXATTR,
- "inline_version", &inline_version,
- sizeof(inline_version),
- CEPH_OSD_CMPXATTR_OP_GT,
- CEPH_OSD_CMPXATTR_MODE_U64);
- if (err)
- goto out_put;
-
- err = osd_req_op_xattr_init(req, 2, CEPH_OSD_OP_SETXATTR,
- "inline_version", &inline_version,
- sizeof(inline_version), 0, 0);
- if (err)
- goto out_put;
+ {
+ __le64 xattr_buf = cpu_to_le64(inline_version);
+ err = osd_req_op_xattr_init(req, 0, CEPH_OSD_OP_CMPXATTR,
+ "inline_version", &xattr_buf,
+ sizeof(xattr_buf),
+ CEPH_OSD_CMPXATTR_OP_GT,
+ CEPH_OSD_CMPXATTR_MODE_U64);
+ if (err)
+ goto out_put;
+ }
+
+ {
+ char xattr_buf[32];
+ int xattr_len = snprintf(xattr_buf, sizeof(xattr_buf),
+ "%llu", inline_version);
+ err = osd_req_op_xattr_init(req, 2, CEPH_OSD_OP_SETXATTR,
+ "inline_version",
+ xattr_buf, xattr_len, 0, 0);
+ if (err)
+ goto out_put;
+ }
ceph_osdc_build_request(req, 0, NULL, CEPH_NOSNAP, &inode->i_mtime);
err = ceph_osdc_start_request(&fsc->client->osdc, req, false);