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Howlett" , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Suren Baghdasaryan , Vlastimil Babka , Zi Yan , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 1/3] mm, vc_screen: move __free() handler that frees a page to a common header Date: Sat, 18 Oct 2025 12:30:00 +0300 Message-ID: <20251018093002.3660549-2-rppt@kernel.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251018093002.3660549-1-rppt@kernel.org> References: <20251018093002.3660549-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Stat-Signature: chyr7kqbho986k3m4fxx7drfic6awwnh X-Rspamd-Queue-Id: 5B82B18000C X-Rspamd-Server: rspam09 X-HE-Tag: 1760779815-56955 X-HE-Meta: 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 oIrWLwlQ NHN0z5L2yDWBTYWcrKIlUGjbLabvEUAeobVOrxv9Hkmz3bjQinICE8Jxyd9L03jngc0EzJrg3jGBH5h715gVITAmse3XX7EN8H/hEZuveZYi4peM5LueupoJrHCjV9sCWDWY8SdT0byTZgiR7oN2eo4DIJVBIKpsFglTkB+2ZfvssB1LP9WEQyNm9rUyT4rKpnfi+UNWHqy4eSjSXovFVsRXVGM8WMP8YLtnd71jZuAp1kz4ut9CGmtnApWciD7dPrD9UQn24KZ8+W3eLPfX60cps4ojcEvdWkjrIsy/BNUuut89IDuld1EDmqXVILhLeqTRt X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" vc_screen defines __free() handler that frees a page using free_page(). Move that definition to include/linux/gfp.h next to free_page() and rename it from free_page_ptr to free_page. Signed-off-by: Mike Rapoport (Microsoft) --- drivers/tty/vt/vc_screen.c | 6 ++---- include/linux/gfp.h | 2 ++ 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c index c814644ef4ee..d2029f029de6 100644 --- a/drivers/tty/vt/vc_screen.c +++ b/drivers/tty/vt/vc_screen.c @@ -53,8 +53,6 @@ #define HEADER_SIZE 4u #define CON_BUF_SIZE (IS_ENABLED(CONFIG_BASE_SMALL) ? 256 : PAGE_SIZE) -DEFINE_FREE(free_page_ptr, void *, if (_T) free_page((unsigned long)_T)); - /* * Our minor space: * @@ -371,7 +369,7 @@ vcs_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) loff_t pos; bool viewed, attr, uni_mode; - char *con_buf __free(free_page_ptr) = (char *)__get_free_page(GFP_KERNEL); + char *con_buf __free(free_page) = (char *)__get_free_page(GFP_KERNEL); if (!con_buf) return -ENOMEM; @@ -596,7 +594,7 @@ vcs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) if (use_unicode(inode)) return -EOPNOTSUPP; - char *con_buf __free(free_page_ptr) = (char *)__get_free_page(GFP_KERNEL); + char *con_buf __free(free_page) = (char *)__get_free_page(GFP_KERNEL); if (!con_buf) return -ENOMEM; diff --git a/include/linux/gfp.h b/include/linux/gfp.h index f46b066c7661..ee3f27046667 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -385,6 +385,8 @@ extern void free_pages(unsigned long addr, unsigned int order); #define __free_page(page) __free_pages((page), 0) #define free_page(addr) free_pages((addr), 0) +DEFINE_FREE(free_page, unsigned long, if (!IS_ERR_OR_NULL(_T)) free_page(_T)); + void page_alloc_init_cpuhp(void); bool decay_pcp_high(struct zone *zone, struct per_cpu_pages *pcp); void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp); -- 2.50.1