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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
parent 5229a81ee3
commit 77013dd2c5
1 changed files with 15 additions and 0 deletions
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15
kernel/sched/sched.h
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@ -66,6 +66,7 @@
#include <linux/task_work.h>
#include <linux/tsacct_kern.h>
#include <linux/android_vendor.h>
#include <linux/android_kabi.h>
#include <asm/tlb.h>
#include <asm-generic/vmlinux.lds.h>
@ -429,6 +430,10 @@ struct task_group {
ANDROID_VENDOR_DATA_ARRAY(1, 4);
#endif
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
};
#ifdef CONFIG_FAIR_GROUP_SCHED
@ -829,6 +834,11 @@ struct root_domain {
struct perf_domain __rcu *pd;
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);
@ -1058,6 +1068,11 @@ struct rq {
#endif
ANDROID_VENDOR_DATA_ARRAY(1, 96);
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
};
#ifdef CONFIG_FAIR_GROUP_SCHED