Use pnfs_osd_xdr_decode_ioerr() in exofs_layout_return,
and print the received errors.
TODO: Call exofs_file_recovery() on errors that need it.
(When it's implemented)
Signed-off-by: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
---
fs/exofs/export.c | 22 +++++++++++++++++++++-
1 files changed, 21 insertions(+), 1 deletions(-)
diff --git a/fs/exofs/export.c b/fs/exofs/export.c
index c0705df..8281c85 100644
--- a/fs/exofs/export.c
+++ b/fs/exofs/export.c
@@ -229,11 +229,31 @@ static int exofs_layout_commit(
return 0;
}
+static void exofs_handle_error(struct pnfs_osd_ioerr *ioerr)
+{
+ EXOFS_ERR("exofs_handle_error: errno=%d is_write=%d obj=0x%llx "
+ "offset=0x%llx length=0x%llx\n",
+ ioerr->oer_errno, ioerr->oer_iswrite,
+ _LLU(ioerr->oer_component.oid_object_id),
+ _LLU(ioerr->oer_comp_offset),
+ _LLU(ioerr->oer_comp_length));
+}
+
static int exofs_layout_return(
struct inode *inode,
const struct nfsd4_pnfs_layoutreturn_arg *args)
{
- /* TODO: Decode the pnfs_osd_ioerr if lrf_body_len > 0 */
+ struct exp_xdr_stream xdr = {
+ .p = args->lrf_body,
+ .end = args->lrf_body + exp_xdr_qwords(args->lrf_body_len),
+ };
+ struct pnfs_osd_ioerr ioerr;
+
+ EXOFS_DBGMSG("(0x%lx) cookie %p body_len %d\n",
+ inode->i_ino, args->lr_cookie, args->lrf_body_len);
+
+ while (pnfs_osd_xdr_decode_ioerr(&ioerr, &xdr))
+ exofs_handle_error(&ioerr);
if (args->lr_cookie) {
struct exofs_i_info *oi = exofs_i(inode);
--
1.7.3.4
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