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author | Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com> | 2017-06-29 18:55:34 -0300 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-07-02 20:40:31 +1000 |
commit | 62714a14928061f496308a9d4635bf986642046d (patch) | |
tree | fc5c5d3683c286cafdc678d7df64fa9d8f470f55 /arch | |
parent | 41f577eb012f33d9af9c9fcee6a68a499562f875 (diff) | |
download | linux-stable-62714a14928061f496308a9d4635bf986642046d.tar.gz linux-stable-62714a14928061f496308a9d4635bf986642046d.tar.bz2 linux-stable-62714a14928061f496308a9d4635bf986642046d.zip |
powerpc-perf/hx-24x7: Don't log failed hcall twice
make_24x7_request already calls log_24x7_hcall if it fails, so callers
don't have to do it again.
In fact, since the latter is now only called from the former, there's no
need for a separate log_24x7_hcall anymore so remove it.
Reviewed-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/perf/hv-24x7.c | 35 |
1 files changed, 12 insertions, 23 deletions
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 8b1a3e849d23..111c61ea7416 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -1044,21 +1044,6 @@ static const struct attribute_group *attr_groups[] = { NULL, }; -static void log_24x7_hcall(struct hv_24x7_request_buffer *request_buffer, - struct hv_24x7_data_result_buffer *result_buffer, - unsigned long ret) -{ - struct hv_24x7_request *req; - - req = &request_buffer->requests[0]; - pr_notice_ratelimited("hcall failed: [%d %#x %#x %d] => " - "ret 0x%lx (%ld) detail=0x%x failing ix=%x\n", - req->performance_domain, req->data_offset, - req->starting_ix, req->starting_lpar_ix, ret, ret, - result_buffer->detailed_rc, - result_buffer->failing_request_ix); -} - /* * Start the process for a new H_GET_24x7_DATA hcall. */ @@ -1091,8 +1076,16 @@ static int make_24x7_request(struct hv_24x7_request_buffer *request_buffer, virt_to_phys(request_buffer), H24x7_DATA_BUFFER_SIZE, virt_to_phys(result_buffer), H24x7_DATA_BUFFER_SIZE); - if (ret) - log_24x7_hcall(request_buffer, result_buffer, ret); + if (ret) { + struct hv_24x7_request *req; + + req = &request_buffer->requests[0]; + pr_notice_ratelimited("hcall failed: [%d %#x %#x %d] => ret 0x%lx (%ld) detail=0x%x failing ix=%x\n", + req->performance_domain, req->data_offset, + req->starting_ix, req->starting_lpar_ix, + ret, ret, result_buffer->detailed_rc, + result_buffer->failing_request_ix); + } return ret; } @@ -1163,10 +1156,8 @@ static unsigned long single_24x7_request(struct perf_event *event, u64 *count) goto out; ret = make_24x7_request(request_buffer, result_buffer); - if (ret) { - log_24x7_hcall(request_buffer, result_buffer, ret); + if (ret) goto out; - } result = result_buffer->results; @@ -1428,10 +1419,8 @@ static int h_24x7_event_commit_txn(struct pmu *pmu) result_buffer = (void *)get_cpu_var(hv_24x7_resb); ret = make_24x7_request(request_buffer, result_buffer); - if (ret) { - log_24x7_hcall(request_buffer, result_buffer, ret); + if (ret) goto put_reqb; - } h24x7hw = &get_cpu_var(hv_24x7_hw); |