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Wed, 9 Apr 2025 14:03:16 +0000 (GMT) From: Harald Freudenberger To: dengler@linux.ibm.com, ifranzki@linux.ibm.com, fcallies@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, seiden@linux.ibm.com, borntraeger@linux.ibm.com, frankja@linux.ibm.com, imbrenda@linux.ibm.com Cc: linux-s390@vger.kernel.org, herbert@gondor.apana.org.au Subject: [PATCH v4 16/24] s390/zcrypt: Propagate xflags argument with cca_get_info() Date: Wed, 9 Apr 2025 16:02:57 +0200 Message-ID: <20250409140305.58900-17-freude@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250409140305.58900-1-freude@linux.ibm.com> References: <20250409140305.58900-1-freude@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: gsrLSblnQFr4QSBNBKeEy_r7UlS4hYJd X-Proofpoint-GUID: gsrLSblnQFr4QSBNBKeEy_r7UlS4hYJd X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-09_05,2025-04-08_04,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 bulkscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 clxscore=1015 malwarescore=0 mlxscore=0 suspectscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2504090086 Propagate the xflags argument from the cca_get_info() caller down to the lower level functions for proper memory allocation hints. Signed-off-by: Harald Freudenberger --- drivers/s390/crypto/zcrypt_ccamisc.c | 11 ++++++----- drivers/s390/crypto/zcrypt_ccamisc.h | 2 +- drivers/s390/crypto/zcrypt_cex4.c | 4 ++-- 3 files changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/s390/crypto/zcrypt_ccamisc.c b/drivers/s390/crypto/zcrypt_ccamisc.c index 88f3c7708c2a..2257410110f5 100644 --- a/drivers/s390/crypto/zcrypt_ccamisc.c +++ b/drivers/s390/crypto/zcrypt_ccamisc.c @@ -1636,14 +1636,14 @@ EXPORT_SYMBOL(cca_query_crypto_facility); /* * Fetch cca_info values via query_crypto_facility from adapter. */ -static int fetch_cca_info(u16 cardnr, u16 domain, struct cca_info *ci) +static int fetch_cca_info(u16 cardnr, u16 domain, + struct cca_info *ci, u32 xflags) { void *mem; int rc, found = 0; size_t rlen, vlen; u8 *rarray, *varray; struct zcrypt_device_status_ext devstat; - u32 xflags = 0; memset(ci, 0, sizeof(*ci)); @@ -1717,9 +1717,9 @@ static int fetch_cca_info(u16 cardnr, u16 domain, struct cca_info *ci) /* * Fetch cca information about a CCA queue. */ -int cca_get_info(u16 card, u16 dom, struct cca_info *ci) +int cca_get_info(u16 card, u16 dom, struct cca_info *ci, u32 xflags) { - return fetch_cca_info(card, dom, ci); + return fetch_cca_info(card, dom, ci, xflags); } EXPORT_SYMBOL(cca_get_info); @@ -1730,6 +1730,7 @@ int cca_findcard2(u32 *apqns, u32 *nr_apqns, u16 cardnr, u16 domain, int i, card, dom, curmatch, oldmatch; struct cca_info ci; u32 _nr_apqns = 0; + u32 xflags = 0; /* occupy the device status memory */ mutex_lock(&dev_status_mem_mutex); @@ -1758,7 +1759,7 @@ int cca_findcard2(u32 *apqns, u32 *nr_apqns, u16 cardnr, u16 domain, if (domain != 0xFFFF && dom != domain) continue; /* get cca info on this apqn */ - if (cca_get_info(card, dom, &ci)) + if (cca_get_info(card, dom, &ci, xflags)) continue; /* current master key needs to be valid */ if (mktype == AES_MK_SET && ci.cur_aes_mk_state != '2') diff --git a/drivers/s390/crypto/zcrypt_ccamisc.h b/drivers/s390/crypto/zcrypt_ccamisc.h index ca41a675dd3b..38d69aceefe6 100644 --- a/drivers/s390/crypto/zcrypt_ccamisc.h +++ b/drivers/s390/crypto/zcrypt_ccamisc.h @@ -255,7 +255,7 @@ struct cca_info { /* * Fetch cca information about an CCA queue. */ -int cca_get_info(u16 card, u16 dom, struct cca_info *ci); +int cca_get_info(u16 card, u16 dom, struct cca_info *ci, u32 xflags); int zcrypt_ccamisc_init(void); void zcrypt_ccamisc_exit(void); diff --git a/drivers/s390/crypto/zcrypt_cex4.c b/drivers/s390/crypto/zcrypt_cex4.c index ecf1fcc6315e..84cbcbab2741 100644 --- a/drivers/s390/crypto/zcrypt_cex4.c +++ b/drivers/s390/crypto/zcrypt_cex4.c @@ -85,7 +85,7 @@ static ssize_t cca_serialnr_show(struct device *dev, memset(&ci, 0, sizeof(ci)); if (ap_domain_index >= 0) - cca_get_info(ac->id, ap_domain_index, &ci); + cca_get_info(ac->id, ap_domain_index, &ci, 0); return sysfs_emit(buf, "%s\n", ci.serial); } @@ -119,7 +119,7 @@ static ssize_t cca_mkvps_show(struct device *dev, cca_get_info(AP_QID_CARD(zq->queue->qid), AP_QID_QUEUE(zq->queue->qid), - &ci); + &ci, 0); if (ci.new_aes_mk_state >= '1' && ci.new_aes_mk_state <= '3') n += sysfs_emit_at(buf, n, "AES NEW: %s 0x%016llx\n", -- 2.43.0