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 v3 04/12] fs: add `const` to several pointer parameters
Date: Mon, 1 Sep 2025 08:12:15 +0200 [thread overview]
Message-ID: <20250901061223.2939097-5-max.kellermann@ionos.com> (raw)
In-Reply-To: <20250901061223.2939097-1-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:[~2025-09-01 6:12 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-01 6:12 [PATCH v3 00/12] mm: add `const` to lots of " Max Kellermann
2025-09-01 6:12 ` [PATCH v3 01/12] mm/shmem: " Max Kellermann
2025-09-01 7:44 ` Lorenzo Stoakes
2025-09-01 8:01 ` Max Kellermann
2025-09-01 8:52 ` Lorenzo Stoakes
2025-09-01 6:12 ` [PATCH v3 02/12] mm/pagemap: " Max Kellermann
2025-09-01 6:12 ` [PATCH v3 03/12] mm/mmzone: " Max Kellermann
2025-09-01 6:12 ` Max Kellermann [this message]
2025-09-01 6:12 ` [PATCH v3 05/12] mm/oom_kill: add `const` to pointer parameter Max Kellermann
2025-09-01 6:12 ` [PATCH v3 06/12] mm/util, s390: add `const` to several pointer parameters Max Kellermann
2025-09-01 6:12 ` [PATCH v3 07/12] parisc: add `const` to mmap_upper_limit() parameter Max Kellermann
2025-09-01 6:12 ` [PATCH v3 08/12] mm/util, s390, sparc, x86: add const to arch_pick_mmap_layout() parameter Max Kellermann
2025-09-01 6:12 ` [PATCH v3 09/12] mm/mm_types: add `const` to several pointer parameters Max Kellermann
2025-09-01 6:12 ` [PATCH v3 10/12] mm/mm_inline: add `const` to lots of " Max Kellermann
2025-09-01 6:12 ` [PATCH v3 11/12] mm: " Max Kellermann
2025-09-01 6:12 ` [PATCH v3 12/12] mm/highmem: " Max Kellermann
2025-09-01 7:39 ` [PATCH v3 00/12] mm: " Lorenzo Stoakes
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