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scst_user: Introduce a helper function

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This patch does not change any functionality.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7914 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2019-02-11 00:08:28 +00:00
parent 3eb582b50e
commit e730c8cd58
1 changed files with 23 additions and 16 deletions
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39
scst/src/dev_handlers/scst_user.c
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@@ -3953,6 +3953,28 @@ out:
return 0;
}
#ifdef CONFIG_SCST_EXTRACHECKS
static void dev_user_check_lost_ucmds(struct scst_user_dev *dev)
{
int i;
for (i = 0; i < (int)ARRAY_SIZE(dev->ucmd_hash); i++) {
struct list_head *head = &dev->ucmd_hash[i];
struct scst_user_cmd *ucmd2, *tmp;
list_for_each_entry_safe(ucmd2, tmp, head, hash_list_entry) {
PRINT_ERROR("Lost ucmd %p (state %x, ref %d)", ucmd2,
ucmd2->state, atomic_read(&ucmd2->ucmd_ref));
ucmd_put(ucmd2);
}
}
}
#else
static void dev_user_check_lost_ucmds(struct scst_user_dev *dev)
{
}
#endif
static int dev_user_process_cleanup(struct scst_user_dev *dev)
{
struct scst_user_cmd *ucmd;
@@ -3988,22 +4010,7 @@ static int dev_user_process_cleanup(struct scst_user_dev *dev)
}
}
#ifdef CONFIG_SCST_EXTRACHECKS
{
int i;
for (i = 0; i < (int)ARRAY_SIZE(dev->ucmd_hash); i++) {
struct list_head *head = &dev->ucmd_hash[i];
struct scst_user_cmd *ucmd2, *tmp;
list_for_each_entry_safe(ucmd2, tmp, head, hash_list_entry) {
PRINT_ERROR("Lost ucmd %p (state %x, ref %d)", ucmd2,
ucmd2->state, atomic_read(&ucmd2->ucmd_ref));
ucmd_put(ucmd2);
}
}
}
#endif
dev_user_check_lost_ucmds(dev);
TRACE_DBG("Cleanuping done (dev %p)", dev);
complete_all(&dev->cleanup_cmpl);