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-rw-r--r--include/linux/mmdebug.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index d7285f8148a3..15ae78cd2853 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -54,6 +54,15 @@ void dump_mm(const struct mm_struct *mm);
} \
unlikely(__ret_warn_once); \
})
+#define VM_WARN_ON_FOLIO(cond, folio) ({ \
+ int __ret_warn = !!(cond); \
+ \
+ if (unlikely(__ret_warn)) { \
+ dump_page(&folio->page, "VM_WARN_ON_FOLIO(" __stringify(cond)")");\
+ WARN_ON(1); \
+ } \
+ unlikely(__ret_warn); \
+})
#define VM_WARN_ON_ONCE_FOLIO(cond, folio) ({ \
static bool __section(".data.once") __warned; \
int __ret_warn_once = !!(cond); \
@@ -79,6 +88,7 @@ void dump_mm(const struct mm_struct *mm);
#define VM_WARN_ON(cond) BUILD_BUG_ON_INVALID(cond)
#define VM_WARN_ON_ONCE(cond) BUILD_BUG_ON_INVALID(cond)
#define VM_WARN_ON_ONCE_PAGE(cond, page) BUILD_BUG_ON_INVALID(cond)
+#define VM_WARN_ON_FOLIO(cond, folio) BUILD_BUG_ON_INVALID(cond)
#define VM_WARN_ON_ONCE_FOLIO(cond, folio) BUILD_BUG_ON_INVALID(cond)
#define VM_WARN_ONCE(cond, format...) BUILD_BUG_ON_INVALID(cond)
#define VM_WARN(cond, format...) BUILD_BUG_ON_INVALID(cond)