[PATCH v2 01/15] mm: add setup_initial_init_mm() helper
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STALE1967d
SUPERSEDED
From: Kefeng Wang <hidden>
Date: 2021-06-04 06:58:02
Also in:
linux-arm-kernel, linux-m68k, linux-mm, linux-riscv, linux-s390, linux-sh, lkml
Subsystem:
memory management - core, the rest · Maintainers:
Andrew Morton, David Hildenbrand, Linus Torvalds
Status: Superseded by v3 (posted 2021-06-08). [go to v3]
Revision v2 (2 revisions archived).
Revisions (2)
- v2 current
- v3 [diff against previous]
Add setup_initial_init_mm() helper to setup kernel text, data and brk. Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: <redacted> Cc: x86@kernel.org Signed-off-by: Kefeng Wang <redacted> --- include/linux/mm_types.h | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 5aacc1c10a45..e1d2429089a4 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h@@ -572,6 +572,14 @@ struct mm_struct { }; extern struct mm_struct init_mm; +static inline void setup_initial_init_mm(void *start_code, void *end_code, + void *end_data, void *brk) +{ + init_mm.start_code = (unsigned long)start_code; + init_mm.end_code = (unsigned long)end_code; + init_mm.end_data = (unsigned long)end_data; + init_mm.brk = (unsigned long)brk; +} /* Pointer magic because the dynamic array size confuses some compilers. */ static inline void mm_init_cpumask(struct mm_struct *mm)
--
2.26.2