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authorSherry Yang <sherryy@android.com>2017-08-23 08:46:40 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-08-28 16:47:17 +0200
commit4175e2b46fd4b9021ef81f18f1be9474b2f45d4a (patch)
treef71d84f71001cecc96563950400c15f609375619 /drivers/android/Kconfig
parente21762196118c272321532fe64c512efaa088b7e (diff)
downloadlinux-4175e2b46fd4b9021ef81f18f1be9474b2f45d4a.tar.gz
android: binder: Add allocator selftest
binder_alloc_selftest tests that alloc_new_buf handles page allocation and
deallocation properly when allocate and free buffers. The test allocates 5
buffers of various sizes to cover all possible page alignment cases, and
frees the buffers using a list of exhaustive freeing order.

Test: boot the device with ANDROID_BINDER_IPC_SELFTEST config option
enabled. Allocator selftest passes.

Signed-off-by: Sherry Yang <sherryy@android.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/android/Kconfig')
-rw-r--r--drivers/android/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/android/Kconfig b/drivers/android/Kconfig
index 8a748d4a4167..9801d852bd56 100644
--- a/drivers/android/Kconfig
+++ b/drivers/android/Kconfig
@@ -44,6 +44,16 @@ config ANDROID_BINDER_IPC_32BIT
 
 	  Note that enabling this will break newer Android user-space.
 
+config ANDROID_BINDER_IPC_SELFTEST
+	bool "Android Binder IPC Driver Selftest"
+	depends on ANDROID_BINDER_IPC
+	---help---
+	  This feature allows binder selftest to run.
+
+	  Binder selftest checks the allocation and free of binder buffers
+	  exhaustively with combinations of various buffer sizes and
+	  alignments.
+
 endif # if ANDROID
 
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