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ANDROID: GKI: sched: add Android ABI padding to some structures

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Try to mitigate potential future driver core api changes by adding
padding to a number of core internal scheduler structures.

Bug: 151154716
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I0ef2f8dd5f3259dcf443c5045aa1e8505ed78a76
This commit is contained in:
Greg Kroah-Hartman
2021-03-22 14:42:32 +01:00
committed by Carlos Llamas
parent da717c3ce1
commit 0b82194ecb
1 changed files with 15 additions and 0 deletions
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15
kernel/sched/sched.h
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@@ -68,6 +68,7 @@
#include <linux/task_work.h> #include <linux/task_work.h>
#include <linux/tsacct_kern.h> #include <linux/tsacct_kern.h>
#include <linux/android_vendor.h> #include <linux/android_vendor.h>
#include <linux/android_kabi.h>
#include <asm/tlb.h> #include <asm/tlb.h>
@@ -443,6 +444,10 @@ struct task_group {
ANDROID_VENDOR_DATA_ARRAY(1, 4); ANDROID_VENDOR_DATA_ARRAY(1, 4);
#endif #endif
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
}; };
#ifdef CONFIG_FAIR_GROUP_SCHED #ifdef CONFIG_FAIR_GROUP_SCHED
@@ -863,6 +868,11 @@ struct root_domain {
struct perf_domain __rcu *pd; struct perf_domain __rcu *pd;
ANDROID_VENDOR_DATA_ARRAY(1, 4); ANDROID_VENDOR_DATA_ARRAY(1, 4);
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
}; };
extern void init_defrootdomain(void); extern void init_defrootdomain(void);
@@ -1123,6 +1133,11 @@ struct rq {
ANDROID_VENDOR_DATA_ARRAY(1, 96); ANDROID_VENDOR_DATA_ARRAY(1, 96);
ANDROID_OEM_DATA_ARRAY(1, 16); ANDROID_OEM_DATA_ARRAY(1, 16);
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
}; };
#ifdef CONFIG_FAIR_GROUP_SCHED #ifdef CONFIG_FAIR_GROUP_SCHED