[v4,01/11] vmlinux.lds.h: add linker section for KUnit test suites
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Message ID 20200624205550.215599-2-brendanhiggins@google.com
State New
Headers show
Series
  • kunit: create a centralized executor to dispatch all KUnit tests
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Commit Message

Brendan Higgins June 24, 2020, 8:55 p.m. UTC
Add a linker section where KUnit can put references to its test suites.
This patch is the first step in transitioning to dispatching all KUnit
tests from a centralized executor rather than having each as its own
separate late_initcall.

Co-developed-by: Iurii Zaikin <yzaikin@google.com>
Signed-off-by: Iurii Zaikin <yzaikin@google.com>
Signed-off-by: Brendan Higgins <brendanhiggins@google.com>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
---
 include/asm-generic/vmlinux.lds.h | 8 ++++++++
 1 file changed, 8 insertions(+)

Patch
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diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index db600ef218d7d..4f9b036fc9616 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -881,6 +881,13 @@ 
 		KEEP(*(.con_initcall.init))				\
 		__con_initcall_end = .;
 
+/* Alignment must be consistent with (kunit_suite *) in include/kunit/test.h */
+#define KUNIT_TEST_SUITES						\
+		. = ALIGN(8);						\
+		__kunit_suites_start = .;				\
+		KEEP(*(.kunit_test_suites))				\
+		__kunit_suites_end = .;
+
 #ifdef CONFIG_BLK_DEV_INITRD
 #define INIT_RAM_FS							\
 	. = ALIGN(4);							\
@@ -1056,6 +1063,7 @@ 
 		INIT_CALLS						\
 		CON_INITCALL						\
 		INIT_RAM_FS						\
+		KUNIT_TEST_SUITES					\
 	}
 
 #define BSS_SECTION(sbss_align, bss_align, stop_align)			\