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authorSreekanth Reddy <sreekanth.reddy@broadcom.com>2022-09-12 19:27:39 +0530
committerMartin K. Petersen <martin.petersen@oracle.com>2022-09-25 13:49:52 -0400
commit130fc180a48141cb6fbfdb30138a114cf9be61c7 (patch)
treee058dafada43df98e0a4565e284b96d4aaac3826 /drivers/scsi/mpi3mr
parentbad2f28da6250120ddbd19e4b68c814b3e3aaa2d (diff)
downloadlinux-130fc180a48141cb6fbfdb30138a114cf9be61c7.tar.bz2
scsi: mpi3mr: Free enclosure objects during driver unload
Free the enclosure device objects during driver unload and before rescanning the target devices during controller reset. Link: https://lore.kernel.org/r/20220912135742.11764-7-sreekanth.reddy@broadcom.com Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpi3mr')
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr.h1
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_fw.c4
-rw-r--r--drivers/scsi/mpi3mr/mpi3mr_os.c19
3 files changed, 24 insertions, 0 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
index 0eb0647fe580..883ed59f731f 100644
--- a/drivers/scsi/mpi3mr/mpi3mr.h
+++ b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -1392,4 +1392,5 @@ void mpi3mr_refresh_expanders(struct mpi3mr_ioc *mrioc);
void mpi3mr_add_event_wait_for_device_refresh(struct mpi3mr_ioc *mrioc);
void mpi3mr_flush_drv_cmds(struct mpi3mr_ioc *mrioc);
void mpi3mr_flush_cmds_for_unrecovered_controller(struct mpi3mr_ioc *mrioc);
+void mpi3mr_free_enclosure_list(struct mpi3mr_ioc *mrioc);
#endif /*MPI3MR_H_INCLUDED*/
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index abdccff8c17e..e3df044ad716 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -4250,6 +4250,8 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc)
u16 i;
struct mpi3mr_intr_info *intr_info;
+ mpi3mr_free_enclosure_list(mrioc);
+
if (mrioc->sense_buf_pool) {
if (mrioc->sense_buf)
dma_pool_free(mrioc->sense_buf_pool, mrioc->sense_buf,
@@ -4897,6 +4899,8 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc,
mpi3mr_flush_host_io(mrioc);
mpi3mr_cleanup_fwevt_list(mrioc);
mpi3mr_invalidate_devhandles(mrioc);
+ mpi3mr_free_enclosure_list(mrioc);
+
if (mrioc->prepare_for_reset) {
mrioc->prepare_for_reset = 0;
mrioc->prepare_for_reset_timeout_counter = 0;
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index f983e92b6953..282ec4b382da 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -1335,6 +1335,25 @@ out:
}
/**
+ * mpi3mr_free_enclosure_list - release enclosures
+ * @mrioc: Adapter instance reference
+ *
+ * Free memory allocated during encloure add.
+ *
+ * Return nothing.
+ */
+void mpi3mr_free_enclosure_list(struct mpi3mr_ioc *mrioc)
+{
+ struct mpi3mr_enclosure_node *enclosure_dev, *enclosure_dev_next;
+
+ list_for_each_entry_safe(enclosure_dev,
+ enclosure_dev_next, &mrioc->enclosure_list, list) {
+ list_del(&enclosure_dev->list);
+ kfree(enclosure_dev);
+ }
+}
+
+/**
* mpi3mr_enclosure_find_by_handle - enclosure search by handle
* @mrioc: Adapter instance reference
* @handle: Firmware device handle of the enclosure