key_gc_unused_keys

Name:Garbage collect a list of unreferenced, detached keys

Proto:static noinline void key_gc_unused_keys(struct list_head *keys)

Type:void

Parameter:

Type	Parameter	Name
struct list_head *	keys

124

When Not list_empty - tests whether a list is empty*@head: the list to test. cycle

125

key = list_entry - get the struct for this entry*@ptr: the &struct list_head pointer.*@type: the type of the struct this is embedded in.*@member: the name of the list_head within the struct.(next, structkey, graveyard_link)

127

state = Key state (+) or rejection error (-)

129

deletes entry from list

131

kdebug("- %u", key serial number )

132

135

If state == KEY_IS_POSITIVE && destroy Then destroy(key)

138

security_key_free(key)

141

If st_bit - Determine whether a bit is set*@nr: bit number to test*@addr: Address to start counting from Then

142

spin_lock( & lock)

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qnbytes -= length added to quota

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spin_unlock( & lock)

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atomic_dec( & nkeys)

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If state != KEY_IS_UNINSTANTIATED Then atomic_dec( & nikeys)

152

key_user_put( owner of this key )

153

key_put_tag( Domain of operation )

154

kfree(description)

156

memzero_explicit - Fill a region of memory (e

157

kmem_cache_free(key_jar, key)

**Caller**
Name	Describe
key_garbage_collector	Reaper for unused keys.

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