From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
A couple small tweaks are needed to make the test build and run
on current kernels.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Cc: Maor Gottlieb <ma...@nvidia.com>
Signed-off-by: Leon Romanovsky <leo...@nvidia.com>
---
tools/testing/scatterlist/Makefile | 3 ++-
tools/testing/scatterlist/linux/mm.h | 35 ++++++++++++++++++++++++++++
2 files changed, 37 insertions(+), 1 deletion(-)
diff --git a/tools/testing/scatterlist/Makefile
b/tools/testing/scatterlist/Makefile
index cbb003d9305e..c65233876622 100644
--- a/tools/testing/scatterlist/Makefile
+++ b/tools/testing/scatterlist/Makefile
@@ -14,7 +14,7 @@ targets: include $(TARGETS)
main: $(OFILES)
clean:
- $(RM) $(TARGETS) $(OFILES) scatterlist.c linux/scatterlist.h
linux/highmem.h linux/kmemleak.h asm/io.h
+ $(RM) $(TARGETS) $(OFILES) scatterlist.c linux/scatterlist.h
linux/highmem.h linux/kmemleak.h linux/slab.h asm/io.h
@rmdir asm
scatterlist.c: ../../../lib/scatterlist.c
@@ -28,4 +28,5 @@ include: ../../../include/linux/scatterlist.h
@touch asm/io.h
@touch linux/highmem.h
@touch linux/kmemleak.h
+ @touch linux/slab.h
@cp $< linux/scatterlist.h
diff --git a/tools/testing/scatterlist/linux/mm.h
b/tools/testing/scatterlist/linux/mm.h
index 6f9ac14aa800..6ae907f375d2 100644
--- a/tools/testing/scatterlist/linux/mm.h
+++ b/tools/testing/scatterlist/linux/mm.h
@@ -114,6 +114,12 @@ static inline void *kmalloc(unsigned int size, unsigned
int flags)
return malloc(size);
}
+static inline void *
+kmalloc_array(unsigned int n, unsigned int size, unsigned int flags)
+{
+ return malloc(n * size);
+}
+
#define kfree(x) free(x)
#define kmemleak_alloc(a, b, c, d)
@@ -122,4 +128,33 @@ static inline void *kmalloc(unsigned int size, unsigned
int flags)
#define PageSlab(p) (0)
#define flush_kernel_dcache_page(p)
+#define MAX_ERRNO 4095
+
+#define IS_ERR_VALUE(x) unlikely((unsigned long)(void *)(x) >= (unsigned
long)-MAX_ERRNO)
+
+static inline void * __must_check ERR_PTR(long error)
+{
+ return (void *) error;
+}
+
+static inline long __must_check PTR_ERR(__force const void *ptr)
+{
+ return (long) ptr;
+}
+
+static inline bool __must_check IS_ERR(__force const void *ptr)
+{
+ return IS_ERR_VALUE((unsigned long)ptr);
+}
+
+static inline int __must_check PTR_ERR_OR_ZERO(__force const void *ptr)
+{
+ if (IS_ERR(ptr))
+ return PTR_ERR(ptr);
+ else
+ return 0;
+}
+
+#define IS_ENABLED(x) (0)
+
#endif
--
2.26.2
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