From: Max Kellermann <max.kellermann@ionos.com>
To: akpm@linux-foundation.org, david@redhat.com,
axelrasmussen@google.com, yuanchu@google.com,
willy@infradead.org, hughd@google.com, mhocko@suse.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com,
vbabka@suse.cz, rppt@kernel.org, surenb@google.com,
vishal.moola@gmail.com
Cc: Max Kellermann <max.kellermann@ionos.com>
Subject: [PATCH v2 04/12] include/fs.h: add `const` to several pointer parameters
Date: Sun, 31 Aug 2025 11:39:10 +0200 [thread overview]
Message-ID: <20250831093918.2815332-5-max.kellermann@ionos.com> (raw)
In-Reply-To: <20250831093918.2815332-1-max.kellermann@ionos.com>
For improved const-correctness.
Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
Reviewed-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
---
include/linux/fs.h | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3b9f54446db0..8dc46337467d 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -537,7 +537,8 @@ struct address_space {
/*
* Returns true if any of the pages in the mapping are marked with the tag.
*/
-static inline bool mapping_tagged(struct address_space *mapping, xa_mark_t tag)
+static inline bool mapping_tagged(const struct address_space *const mapping,
+ const xa_mark_t tag)
{
return xa_marked(&mapping->i_pages, tag);
}
@@ -585,7 +586,7 @@ static inline void i_mmap_assert_write_locked(struct address_space *mapping)
/*
* Might pages of this file be mapped into userspace?
*/
-static inline int mapping_mapped(struct address_space *mapping)
+static inline int mapping_mapped(const struct address_space *const mapping)
{
return !RB_EMPTY_ROOT(&mapping->i_mmap.rb_root);
}
@@ -599,7 +600,7 @@ static inline int mapping_mapped(struct address_space *mapping)
* If i_mmap_writable is negative, no new writable mappings are allowed. You
* can only deny writable mappings, if none exists right now.
*/
-static inline int mapping_writably_mapped(struct address_space *mapping)
+static inline int mapping_writably_mapped(const struct address_space *const mapping)
{
return atomic_read(&mapping->i_mmap_writable) > 0;
}
--
2.47.2
next prev parent reply other threads:[~2025-08-31 9:39 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-31 9:39 [PATCH v2 00/12] mm: add `const` to lots of pointer parameters Max Kellermann
2025-08-31 9:39 ` [PATCH v2 01/12] mm/shmem: " Max Kellermann
2025-09-01 7:33 ` Kiryl Shutsemau
2025-09-01 8:05 ` Max Kellermann
2025-09-01 8:20 ` David Hildenbrand
2025-09-01 8:26 ` Max Kellermann
2025-09-01 8:35 ` David Hildenbrand
2025-09-01 9:26 ` Max Kellermann
2025-09-01 9:32 ` Vlastimil Babka
2025-09-01 9:45 ` Max Kellermann
2025-09-01 9:49 ` David Hildenbrand
2025-09-01 9:41 ` David Hildenbrand
2025-09-01 9:48 ` Max Kellermann
2025-09-01 9:52 ` David Hildenbrand
2025-09-01 10:00 ` Max Kellermann
2025-09-01 10:07 ` David Hildenbrand
2025-09-01 10:36 ` Max Kellermann
2025-09-01 10:40 ` David Hildenbrand
2025-09-01 9:01 ` Mike Rapoport
2025-08-31 9:39 ` [PATCH v2 02/12] include/pagemap.h: " Max Kellermann
2025-08-31 9:39 ` [PATCH v2 03/12] include/mmzone.h: " Max Kellermann
2025-08-31 9:39 ` Max Kellermann [this message]
2025-08-31 9:39 ` [PATCH v2 05/12] mm/oom_kill: add `const` to pointer parameter Max Kellermann
2025-08-31 9:39 ` [PATCH v2 06/12] mm/util: add `const` to several pointer parameters Max Kellermann
2025-08-31 9:39 ` [PATCH v2 07/12] parisc/sys_parisc.c: add `const` to mmap_upper_limit() parameter Max Kellermann
2025-09-01 0:38 ` Matthew Wilcox
2025-09-01 6:06 ` Max Kellermann
2025-08-31 9:39 ` [PATCH v2 08/12] arch, mm/util: add const to arch_pick_mmap_layout() parameter Max Kellermann
2025-08-31 23:43 ` kernel test robot
2025-09-01 4:30 ` Max Kellermann
2025-08-31 9:39 ` [PATCH v2 09/12] include/mm_types.h: add `const` to several pointer parameters Max Kellermann
2025-08-31 9:39 ` [PATCH v2 10/12] include/mm_inline.h: add `const` to lots of " Max Kellermann
2025-08-31 9:39 ` [PATCH v2 11/12] include/mm.h: " Max Kellermann
2025-08-31 9:39 ` [PATCH v2 12/12] mm/highmem: " Max Kellermann
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