Function report |
Source Code:kernel\user.c |
Create Date:2022-07-28 09:14:04 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:alloc_uid
Proto:struct user_struct *alloc_uid(kuid_t uid)
Type:struct user_struct
Parameter:
Type | Parameter | Name |
---|---|---|
kuid_t | uid |
177 | hashent = uidhashentry(uid) |
180 | spin_lock_irq( & The uidhash_lock is mostly taken from process context, but it is* occasionally also taken from softirq/tasklet context, when* task-structs get RCU-freed) |
181 | up = uid_hash_find(uid, hashent) |
182 | spin_unlock_irq( & The uidhash_lock is mostly taken from process context, but it is* occasionally also taken from softirq/tasklet context, when* task-structs get RCU-freed) |
184 | If Not up Then |
186 | If Not new Then Return NULL |
191 | ratelimit_state_init( & Miscellaneous per-user rate limit , HZ, 100) |
192 | ratelimit_set_flags( & Miscellaneous per-user rate limit , ssue num suppressed message on exit ) |
198 | spin_lock_irq( & The uidhash_lock is mostly taken from process context, but it is* occasionally also taken from softirq/tasklet context, when* task-structs get RCU-freed) |
199 | up = uid_hash_find(uid, hashent) |
200 | If up Then |
202 | Else |
209 | Return up |
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