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Thu, 23 Jul 2026 00:01:57 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (smtpav03.dal12v.mail.ibm.com [10.241.53.102]) by smtprelay07.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 66N01usj30802528 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 23 Jul 2026 00:01:56 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8723258068; Thu, 23 Jul 2026 00:01:56 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D47AE58064; Thu, 23 Jul 2026 00:01:55 +0000 (GMT) Received: from li-4c4c4544-0054-3910-8039-c3c04f423534.ibm.com.com (unknown [9.61.118.58]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 23 Jul 2026 00:01:55 +0000 (GMT) From: Tyrel Datwyler To: james.bottomley@hansenpartnership.com, martin.petersen@oracle.com Cc: linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, brking@linux.ibm.com, davemarq@linux.ibm.com, Tyrel Datwyler Subject: [PATCH v2 04/33] ibmvfc: free ibmvfc_target allocations with mempool_free Date: Wed, 22 Jul 2026 17:01:20 -0700 Message-ID: <20260723000149.969416-5-tyreld@linux.ibm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260723000149.969416-1-tyreld@linux.ibm.com> References: <20260723000149.969416-1-tyreld@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 7D5iPR5E4_REOKeDKMM0Iu3NaGJykQ58 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzIyMDIzNCBTYWx0ZWRfX7FLFT9meQCbW jQjq1zgmjGDz3mphtB8RFcuA4VhyMDfnJrNK+Ao7SjY6+pYniSiSiDl/vGxwyShoPsFN1Up+W07 uk/BW2Lw85LKjNrOWqgn9g+N5GCBBfgbh4PKNCvD8InIMhREQm+8FgUGBjg96zfhlH+gHx9X5wI Ks9GRwdAH6vjTeQ80IkXlCGUNsTNoBq+R4uUfsuFjS/wAO5nNbhPUKTHnGYSYCdWhn3nV9nnuk+ tV78cztRXQ4wRDsQSp9qc4UhFlwOae8ha9gphBMipwYGbIjfr7olm/m6BvQi3Uedzv7HFEjtVrN 28cWddPpretQYr5kcjWgx450l84l11wKI73V+6qLn7qx8EhnzG3jWKDDadDi8KIi8Amxe0GbntJ raw3Q7B7SPITjP0oNSDDWAzyHvQV85NAq39xYhJREo0t1aM1DYpgoAabCXX4nB9AzhT7VocwQhj bvyhB4kbjJnHCV0AIAw== X-Proofpoint-Spam-Info: AW1haW4tMjYwNzIyMDIzNCBTYWx0ZWRfX/UHiy6AMRO9v laFRAsVxJIw2qEiIuUZL7hkRmlNNqKOhyDHfl0GufDw0JQCrgrK4oNg6Bp1gQku4EngtY3Jcqlm OHO9fUpZq0awSrjZ75VA4usl2SXzD+4= X-Proofpoint-GUID: 7D5iPR5E4_REOKeDKMM0Iu3NaGJykQ58 X-Authority-Analysis: v=2.4 cv=SM5ykuvH c=1 sm=1 tr=0 ts=6a6159f6 cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=RAioF0-LDSMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=RzCfie-kr_QcCd8fBx8p:22 a=VnNF1IyMAAAA:8 a=CDwl4yW-xjfRfShkF8wA:9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-22_05,2026-07-22_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 suspectscore=0 adultscore=0 spamscore=0 malwarescore=0 priorityscore=1501 phishscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607220234 The ibmvfc_target *tgt structures for discovery are allocated using mempool_alloc but in turn free'd via kfree in ibmvfc_release_target breaking pool guarentees. Fixup ibmvfc_release_target to call mempool_free instead so that memory is properly returned to the mempool instead of the general allocator. Signed-off-by: Tyrel Datwyler --- drivers/scsi/ibmvscsi/ibmvfc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 59102dd1c787..412e946abcb7 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1366,7 +1366,7 @@ static void ibmvfc_set_rport_dev_loss_tmo(struct fc_rport *rport, u32 timeout) static void ibmvfc_release_tgt(struct kref *kref) { struct ibmvfc_target *tgt = container_of(kref, struct ibmvfc_target, kref); - kfree(tgt); + mempool_free(tgt, tgt->vhost->tgt_pool); } /** -- 2.55.0