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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-10-07 21:53:13 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-10-07 21:53:13 -0700 |
| commit | 8b87f67b4c87452e21721887fa8dec1f4c6b2b7c (patch) | |
| tree | 2c163f512e5d7f8400b42a7a8439e2b06492a870 /include/linux/mmdebug.h | |
| parent | 30989f67650cbf8dc763f7c22e3a210f70a8d7d0 (diff) | |
| parent | c7866ee0a9ddd9789faadf58cdac6abd7aabf045 (diff) | |
Merge branch 'next' into for-linus
Prepare input updates for 6.18 merge window.
Diffstat (limited to 'include/linux/mmdebug.h')
| -rw-r--r-- | include/linux/mmdebug.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h index a0a3894900ed..14a45979cccc 100644 --- a/include/linux/mmdebug.h +++ b/include/linux/mmdebug.h @@ -89,6 +89,17 @@ void vma_iter_dump_tree(const struct vma_iterator *vmi); } \ unlikely(__ret_warn_once); \ }) +#define VM_WARN_ON_ONCE_VMA(cond, vma) ({ \ + static bool __section(".data..once") __warned; \ + int __ret_warn_once = !!(cond); \ + \ + if (unlikely(__ret_warn_once && !__warned)) { \ + dump_vma(vma); \ + __warned = true; \ + WARN_ON(1); \ + } \ + unlikely(__ret_warn_once); \ +}) #define VM_WARN_ON_VMG(cond, vmg) ({ \ int __ret_warn = !!(cond); \ \ @@ -115,6 +126,7 @@ void vma_iter_dump_tree(const struct vma_iterator *vmi); #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_ON_ONCE_MM(cond, mm) BUILD_BUG_ON_INVALID(cond) +#define VM_WARN_ON_ONCE_VMA(cond, vma) BUILD_BUG_ON_INVALID(cond) #define VM_WARN_ON_VMG(cond, vmg) 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) |