ANDROID: export find_user() & free_uid()for GKI purpose.

Exporting the symbols find_user() & free_uid() to access user task
information in ko module for monitoring and optimization purposes. This
is a necessary component of our scheduling policy.

Bug: 183674818

Signed-off-by: lijianzhong <lijianzhong@xiaomi.com>
Change-Id: I12135c0af312904dd21b6f074beda086ad5ece98
(cherry picked from commit 16350016d8a3678da5012343ca00fa9918340c83)
(cherry picked from commit eec2cd3df3aa2d92136658d3619dc5142155c7d4)
This commit is contained in:
lijianzhong 2021-04-22 19:24:16 +08:00 committed by Carlos Llamas
parent 4b87d7254b
commit c22b82c2e4

View File

@ -177,6 +177,7 @@ struct user_struct *find_user(kuid_t uid)
spin_unlock_irqrestore(&uidhash_lock, flags);
return ret;
}
EXPORT_SYMBOL_GPL(find_user);
void free_uid(struct user_struct *up)
{
@ -188,6 +189,7 @@ void free_uid(struct user_struct *up)
if (refcount_dec_and_lock_irqsave(&up->__count, &uidhash_lock, &flags))
free_user(up, flags);
}
EXPORT_SYMBOL_GPL(free_uid);
struct user_struct *alloc_uid(kuid_t uid)
{