[lustre-devel] [PATCH 7/8] lustre: tests: testcases for multiple modify RPCs feature

[Andreas Dilger]

This is needed on the client for the test cases to work. 

Cheers, Andreas

> On Jul 24, 2019, at 19:44, James Simmons <jsimmons at infradead.org> wrote:
> 
> From: Gregoire Pichon <gregoire.pichon at bull.net>
> 
> This patch creates new testcases in the Auster test suite to
> test the support of multiple modify RPCs in flight feature.
> 
> Two new OBD_FAIL codes are added to allow several failure occurences
> of the reint requests or replies. This is needed because the current
> fail checks impose the OBD_FAIL_ONCE flag.
> 
> Added testcases are :
> - sanity         245
> - conf-sanity    90a 90b 90c 90d
> - replay-single  102a 102b 102c 102d
> 
> This patch also removes replay-single tests 53a and 53b
> from the ALWAYS_EXCEPT list.
> 
> WC-bug-id: https://jira.whamcloud.com/browse/LU-5319
> Lustre-commit: c2d27a0f12688c0d029880919f8b002e557b540c
> Signed-off-by: Gregoire Pichon <gregoire.pichon at bull.net>
> Reviewed-on: http://review.whamcloud.com/14861
> Reviewed-by: Jian Yu <yujian at whamcloud.com>
> Reviewed-by: Andreas Dilger <adilger at whamcloud.com>
> ---
> fs/lustre/include/obd_support.h | 2 ++
> fs/lustre/ldlm/ldlm_lib.c       | 3 +++
> 2 files changed, 5 insertions(+)
> 
> diff --git a/fs/lustre/include/obd_support.h b/fs/lustre/include/obd_support.h
> index 3e15cac..7999ac6 100644
> --- a/fs/lustre/include/obd_support.h
> +++ b/fs/lustre/include/obd_support.h
> @@ -189,6 +189,8 @@
> #define OBD_FAIL_MDS_SWAP_LAYOUTS_NET            0x14f
> #define OBD_FAIL_MDS_HSM_ACTION_NET            0x150
> #define OBD_FAIL_MDS_CHANGELOG_INIT            0x151
> +#define OBD_FAIL_MDS_REINT_MULTI_NET            0x159
> +#define OBD_FAIL_MDS_REINT_MULTI_NET_REP        0x15a
> 
> /* layout lock */
> #define OBD_FAIL_MDS_NO_LL_GETATTR            0x170
> diff --git a/fs/lustre/ldlm/ldlm_lib.c b/fs/lustre/ldlm/ldlm_lib.c
> index 887507d..a3b8df4 100644
> --- a/fs/lustre/ldlm/ldlm_lib.c
> +++ b/fs/lustre/ldlm/ldlm_lib.c
> @@ -689,6 +689,9 @@ int target_pack_pool_reply(struct ptlrpc_request *req)
>        DEBUG_REQ(D_ERROR, req, "dropping reply");
>        return -ECOMM;
>    }
> +    if (unlikely(lustre_msg_get_opc(req->rq_reqmsg) == MDS_REINT &&
> +             OBD_FAIL_CHECK(OBD_FAIL_MDS_REINT_MULTI_NET_REP)))
> +        return -ECOMM;
> 
>    if (unlikely(rc)) {
>        DEBUG_REQ(D_NET, req, "processing error (%d)", rc);
> -- 
> 1.8.3.1
>