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ANDROID: GKI: vendor code needs __balance_callbacks access

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Vendor module code needs to ensure that pushes to the balance
callback queue are handled prior to releasing rq locks.
Export __balance_callbacks to facilitate this.

Bug: 241223356
Change-Id: I86a3f5cb6cc7b97d87bd2db3e11cb7a8d99d4aef
Signed-off-by: Stephen Dickey <quic_dickey@quicinc.com>
This commit is contained in:
Stephen Dickey
2022-07-29 12:38:11 -07:00
committed by Todd Kjos
parent d20aaea59d
commit a2f552f49c
2 changed files with 3 additions and 1 deletions
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1
android/abi_gki_aarch64_qcom
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@@ -52,6 +52,7 @@
bio_end_io_acct_remapped
bio_start_io_acct
bitmap_allocate_region
__balance_callbacks
__bitmap_and
__bitmap_clear
bitmap_find_next_zero_area_off

3
kernel/sched/core.c
View File

@@ -4794,10 +4794,11 @@ static inline struct callback_head *splice_balance_callbacks(struct rq *rq)
return __splice_balance_callbacks(rq, true);
}
static void __balance_callbacks(struct rq *rq)
void __balance_callbacks(struct rq *rq)
{
do_balance_callbacks(rq, __splice_balance_callbacks(rq, false));
}
EXPORT_SYMBOL_GPL(__balance_callbacks);
static inline void balance_callbacks(struct rq *rq, struct callback_head *head)
{