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ANDROID: GKI: sock.h: add Android ABI padding to some structures 

Try to mitigate potential future driver core api changes by adding a
padding to struct sock.

Based on a patch from Michal Marek <mmarek@suse.cz> from the SLES kernel

Leaf changes summary: 1 artifact changed
Changed leaf types summary: 1 leaf type changed
Removed/Changed/Added functions summary: 0 Removed, 0 Changed, 0 Added function
Removed/Changed/Added variables summary: 0 Removed, 0 Changed, 0 Added variable

'struct sock at sock.h:324:1' changed:
  type size changed from 6016 to 6528 (in bits)
  8 data member insertions:
    'u64 sock::android_kabi_reserved1', at offset 6016 (in bits) at sock.h:516:1
    'u64 sock::android_kabi_reserved2', at offset 6080 (in bits) at sock.h:517:1
    'u64 sock::android_kabi_reserved3', at offset 6144 (in bits) at sock.h:518:1
    'u64 sock::android_kabi_reserved4', at offset 6208 (in bits) at sock.h:519:1
    'u64 sock::android_kabi_reserved5', at offset 6272 (in bits) at sock.h:520:1
    'u64 sock::android_kabi_reserved6', at offset 6336 (in bits) at sock.h:521:1
    'u64 sock::android_kabi_reserved7', at offset 6400 (in bits) at sock.h:522:1
    'u64 sock::android_kabi_reserved8', at offset 6464 (in bits) at sock.h:523:1

Bug: 151154716
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I61c3d6cf12c087345db71fc6d93ee6bd58969003
This commit is contained in:
Greg Kroah-Hartman 2020-03-10 18:38:43 +01:00 committed by Carlos Llamas
parent 0b82194ecb
commit 09c51db0d2
1 changed files with 9 additions and 0 deletions
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9
include/net/sock.h
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@ -70,6 +70,7 @@
#include <net/l3mdev.h>
#include <uapi/linux/socket.h>
#include <linux/android_vendor.h>
#include <linux/android_kabi.h>
/*
* This structure really needs to be cleaned up.
@ -541,6 +542,14 @@ struct sock {
struct rcu_head sk_rcu;
ANDROID_OEM_DATA(1);
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
ANDROID_KABI_RESERVE(5);
ANDROID_KABI_RESERVE(6);
ANDROID_KABI_RESERVE(7);
ANDROID_KABI_RESERVE(8);
};
enum sk_pacing {