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Peter Anvin" , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Jonas Bonn , Stefan Kristiansson , Stafford Horne Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-openrisc@vger.kernel.org X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2651; i=yeoreum.yun@arm.com; h=from:subject:message-id; bh=MsUi6fKiy4C8DH1qxUfB7PhJ8/xMmbWjYscC+NJ7HZ8=; b=owEB7QES/pANAwAKAW3Vw9FaxTEzAcsmYgBqsQ1NMAsihcMqWtTNq8wXGlyLqx/OjaZfBDhWO BQRXRP3kPaJAbMEAAEKAB0WIQQtg+CS3QUzuFh1pJ1t1cPRWsUxMwUCarENTQAKCRBt1cPRWsUx M1JWC/4oEz21sKhzCLwgY6I/1KB5pft90w3HXdaylhrNZwNhAioe8Je0Oz2Rjw8hBIMkvhd3e0w zA69tHAwWWTuBHTswnnt0DeIqTvlxzCwlA48r0Z7UkYQkkd1IK5dTX+29BumgcET7QxrdKuGFc8 8RI08NCJyK3BuFSev/59cyoZFG0OX6kdSx9hMs3055MvaT8IVAv9XSclmUpwINFPH1qeA8l3/Jm JTv+7Cgpp9VtbAss1UR0jmvFTjHEyFbVvzemKonJiLlgg2DGpEZjwSU7hkvNUm+6Ni/AqDrrHJK D1EaTGvZDnm+C8lMK1IDSiqwgTJKIUIAUrgVzEh4QIp7qyoMLw2GuKIv+1Ztdzoi6z+CYqlpDUj L5tiwukcbc94p3teYqPPwP+UnafkHm0JuyqywJaziI4mD1XrAKI1OMPviw0mfqXOwyjjB/BggSq 20fhyXt51a2D5K+CexmOCQ/jx9XLyZmEWUJInumOy6SrMuxQhUsc9KzqpJGjAszheuAWA= X-Developer-Key: i=yeoreum.yun@arm.com; a=openpgp; fpr=2D83E092DD0533B85875A49D6DD5C3D15AC53133 X-Rspam-User: X-Stat-Signature: 4mw56ds7ims8rsg3qks9gw38r4cambro X-Rspamd-Queue-Id: 9F14840004 X-Rspamd-Server: rspam07 X-HE-Tag: 1789988234-833078 X-HE-Meta: U2FsdGVkX1/ey/IhQNGbCborEBiqmSlaTmzNmGJtoDQx/Mae35qU1dNMdKBUWVrUbzfefY1IShW8gEaPjfwbDXi0E3TQMX1UaKYnbLx4LmM53Ucm+zariBoBAcyIRGZLdMAAXSVy2LtAqDdsBuIvys+4zeux8xSpHaHM3f93jzg3YLSzOV6k7e+n8cEZMjpQD1LIbGzs/D4bt9Uxffog8JGhbm1ZXYlvtQFSyAYJ026T8YtMxaHA86fuFZ0vjVLXizkJZ5tTSk+NsXKXCxcnb6H3NoDK0+VypdTXSpE72EIheZopbXIKsxD2a3T5GxVFMe7TwCWzZhYUxNNO9OKMpc+zgOtZ506rPnGmJMt7iQum+Ly8lhvhOlL2I3qY2Y2xS2lMCgZRhSixQtg7yC+GjLFKD+apjosWAHs5bhc7wZFgogRD4dWFtoGUW64FSY08X3166s68ArTE93Gbh/P7k3ZDoHtnsZYCLzhCxYtC5qkK+LAV+i5Y0qM/IH0TRYugA5t1RVk8YORkwxTGRZiLVs++RiQDjCMgPe08TF/zWEgKK5THRWh/MbVuVfcVn26q1nXjMW3Edz7Qq5vEc142C+0N8d9acsnvqE5ynjmrKYZCjzt9fvkrQPgODlMhh+deihe7WSRDuU3YZhYI/PxnIzJoc/nVjWQjg1lGYadGduUr9JDIpctjjBD39F73Tv/eZ/0HSKxxPfhwoYVSPALoU2Bolg02LzTXmnqz5oGILE293TJ81lYQYACtmmyaJzMhHiQfQsrrDanQdZFY4eIQMLr4LTefRXfw0OlI+LENvEqRQWlS06sj0l3xJq1EiMlZUmHZ1ek/1wm2F8VebM/9rWarJqWxhNLu/VHDJQOwSoPwABqQMhXIPVNwSDH6Wkwm0S3Au4S2xrKVpOrwQ7TIYMBUEB9K6NHFcDiLJsSI9XZJ3dV90jvmmsoKZHwXkjjlq1g+vNxF+n8np4d6qiY KQ9e02Ud YHaelYt3b97eBHhm3/6nafbOtVRMTM9kgKXSaellq5ugeg7iWApUrnqf/9sHRKODJSb2bWzqgSRzlVlnrmigfwOne2uhHO4xVC81sB2dkXytfYTds/gvQ16Ly3WwFXlDs9GoMJIyW3nbox9ObcBeDXWSi5+cae47HHq+u3Rn/rKE6eOF6lLnO/DIaFB4ueKzC4SYF0ceXSOxCc7mexYKO4rZRDtmfurF9t1lCv43p1lZ6T7G3Mzv9AyLCcsuU9633PePw7FUjQUlVgQo= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "David Hildenbrand (Arm)" Define (pgd|p4d|pud)_leaf(), hard-coding it to "false". Note that it's missed to define pud_leaf() before, allowing architectures to unknowingly overwrite it. Still use static inline functions (type checking), and while at it, just use "bool" as a return value. Signed-off-by: David Hildenbrand (Arm) --- include/asm-generic/pgtable-nop4d.h | 3 +++ include/asm-generic/pgtable-nopmd.h | 3 ++- include/asm-generic/pgtable-nopud.h | 3 +++ 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/include/asm-generic/pgtable-nop4d.h b/include/asm-generic/pgtable-nop4d.h index 1cf739ee38aa1..c6a5a43899b50 100644 --- a/include/asm-generic/pgtable-nop4d.h +++ b/include/asm-generic/pgtable-nop4d.h @@ -22,6 +22,9 @@ static inline int pgd_none(pgd_t pgd) { return 0; } static inline int pgd_bad(pgd_t pgd) { return 0; } static inline int pgd_present(pgd_t pgd) { return 1; } static inline void pgd_clear(pgd_t *pgd) { } +static inline bool pgd_leaf(pgd_t pgd) { return false; } +#define pgd_leaf pgd_leaf +#define p4d_ERROR(p4d) (pgd_ERROR((p4d).pgd)) #define pgd_populate(mm, pgd, p4d) do { } while (0) #define pgd_populate_safe(mm, pgd, p4d) do { } while (0) diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h index ff4235cf84d77..4e5aaf253b6a5 100644 --- a/include/asm-generic/pgtable-nopmd.h +++ b/include/asm-generic/pgtable-nopmd.h @@ -31,7 +31,8 @@ static inline int pud_none(pud_t pud) { return 0; } static inline int pud_bad(pud_t pud) { return 0; } static inline int pud_present(pud_t pud) { return 1; } static inline int pud_user(pud_t pud) { return 0; } -static inline int pud_leaf(pud_t pud) { return 0; } +static inline bool pud_leaf(pud_t pud) { return false; } +#define pud_leaf pud_leaf static inline void pud_clear(pud_t *pud) { } #define pud_populate(mm, pmd, pte) do { } while (0) diff --git a/include/asm-generic/pgtable-nopud.h b/include/asm-generic/pgtable-nopud.h index eedee8e3ad68f..6c9bca78047c4 100644 --- a/include/asm-generic/pgtable-nopud.h +++ b/include/asm-generic/pgtable-nopud.h @@ -29,6 +29,9 @@ static inline int p4d_none(p4d_t p4d) { return 0; } static inline int p4d_bad(p4d_t p4d) { return 0; } static inline int p4d_present(p4d_t p4d) { return 1; } static inline void p4d_clear(p4d_t *p4d) { } +static inline bool p4d_leaf(p4d_t p4d) { return false; } +#define p4d_leaf p4d_leaf +#define pud_ERROR(pud) (p4d_ERROR((pud).p4d)) #define p4d_populate(mm, p4d, pud) do { } while (0) #define p4d_populate_safe(mm, p4d, pud) do { } while (0) -- 2.43.0