diff options
| author | Thomas Richter <tmricht@linux.ibm.com> | 2023-11-14 10:53:22 +0100 |
|---|---|---|
| committer | Alexander Gordeev <agordeev@linux.ibm.com> | 2024-01-12 14:23:26 +0100 |
| commit | 8d0e8a8aa3a1e844b7a969e9fe80937667507c6c (patch) | |
| tree | f113b1ae3e55b74202d9dd80840fe2271d8048c8 /arch/s390/kernel/perf_pai_crypto.c | |
| parent | ba69655fffdb8ada391494cfb8ddfe6e96784b79 (diff) | |
| download | linux-8d0e8a8aa3a1e844b7a969e9fe80937667507c6c.tar.gz linux-8d0e8a8aa3a1e844b7a969e9fe80937667507c6c.tar.bz2 linux-8d0e8a8aa3a1e844b7a969e9fe80937667507c6c.zip | |
s390/pai: rework paixxxx_getctr interface
Simplify the interface for functions paicrypt_getctr() and
paiext_getctr(). Change the first parameter from a pointer to a
structure to a pointer to a structure member. The other members
of the structure are not needed.
No functional change.
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Acked-by: Mete Durlu <meted@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/perf_pai_crypto.c')
| -rw-r--r-- | arch/s390/kernel/perf_pai_crypto.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/s390/kernel/perf_pai_crypto.c b/arch/s390/kernel/perf_pai_crypto.c index 39a91b00438a..92156e14fc6f 100644 --- a/arch/s390/kernel/perf_pai_crypto.c +++ b/arch/s390/kernel/perf_pai_crypto.c @@ -111,11 +111,11 @@ static void paicrypt_event_destroy(struct perf_event *event) mutex_unlock(&pai_reserve_mutex); } -static u64 paicrypt_getctr(struct paicrypt_map *cpump, int nr, bool kernel) +static u64 paicrypt_getctr(unsigned long *page, int nr, bool kernel) { if (kernel) nr += PAI_CRYPTO_MAXCTR; - return cpump->page[nr]; + return page[nr]; } /* Read the counter values. Return value from location in CMP. For event @@ -129,13 +129,13 @@ static u64 paicrypt_getdata(struct perf_event *event, bool kernel) int i; if (event->attr.config != PAI_CRYPTO_BASE) { - return paicrypt_getctr(cpump, + return paicrypt_getctr(cpump->page, event->attr.config - PAI_CRYPTO_BASE, kernel); } for (i = 1; i <= paicrypt_cnt; i++) { - u64 val = paicrypt_getctr(cpump, i, kernel); + u64 val = paicrypt_getctr(cpump->page, i, kernel); if (!val) continue; @@ -383,9 +383,9 @@ static size_t paicrypt_copy(struct pai_userdata *userdata, u64 val = 0; if (!exclude_kernel) - val += paicrypt_getctr(cpump, i, true); + val += paicrypt_getctr(cpump->page, i, true); if (!exclude_user) - val += paicrypt_getctr(cpump, i, false); + val += paicrypt_getctr(cpump->page, i, false); if (val) { userdata[outidx].num = i; userdata[outidx].value = val; |