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ANDROID: GKI: irqdomain.h: add Android ABI padding to a structure

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

Based on a change made to the RHEL/CENTOS 8 kernel.

Bug: 151154716
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8ff0c2162ca5f7f0b6c7a51bf341c6b1b1c856e8
This commit is contained in:
Greg Kroah-Hartman
2020-05-02 09:39:35 +02:00
parent c6adf0c7b9
commit 1a517d8668
1 changed files with 6 additions and 0 deletions
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6
include/linux/irqdomain.h
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@@ -35,6 +35,7 @@
#include <linux/of.h> #include <linux/of.h>
#include <linux/mutex.h> #include <linux/mutex.h>
#include <linux/radix-tree.h> #include <linux/radix-tree.h>
#include <linux/android_kabi.h>
struct device_node; struct device_node;
struct irq_domain; struct irq_domain;
@@ -178,6 +179,11 @@ struct irq_domain {
struct dentry *debugfs_file; struct dentry *debugfs_file;
#endif #endif
ANDROID_KABI_RESERVE(1);
ANDROID_KABI_RESERVE(2);
ANDROID_KABI_RESERVE(3);
ANDROID_KABI_RESERVE(4);
/* reverse map data. The linear map gets appended to the irq_domain */ /* reverse map data. The linear map gets appended to the irq_domain */
irq_hw_number_t hwirq_max; irq_hw_number_t hwirq_max;
unsigned int revmap_direct_max_irq; unsigned int revmap_direct_max_irq;