From: "Lorenzo Stoakes (Oracle)" <ljs@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Dan Williams <dan.j.williams@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
Dave Jiang <dave.jiang@intel.com>, Gao Xiang <xiang@kernel.org>,
Chao Yu <chao@kernel.org>, Yue Hu <zbestahu@gmail.com>,
Jeffle Xu <jefflexu@linux.alibaba.com>,
Sandeep Dhavale <dhavale@google.com>,
Hongbo Li <lihongbo22@huawei.com>,
Chunhai Guo <guochunhai@vivo.com>,
Muchun Song <muchun.song@linux.dev>,
Oscar Salvador <osalvador@suse.de>,
David Hildenbrand <david@kernel.org>,
Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
Tony Luck <tony.luck@intel.com>,
Reinette Chatre <reinette.chatre@intel.com>,
Dave Martin <Dave.Martin@arm.com>,
James Morse <james.morse@arm.com>,
Babu Moger <babu.moger@amd.com>,
Damien Le Moal <dlemoal@kernel.org>,
Naohiro Aota <naohiro.aota@wdc.com>,
Johannes Thumshirn <jth@kernel.org>,
Matthew Wilcox <willy@infradead.org>, Jan Kara <jack@suse.cz>,
"Liam R . Howlett" <Liam.Howlett@oracle.com>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Hugh Dickins <hughd@google.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Jann Horn <jannh@google.com>, Pedro Falcato <pfalcato@suse.de>,
Jason Gunthorpe <jgg@ziepe.ca>,
linux-kernel@vger.kernel.org, nvdimm@lists.linux.dev,
linux-cxl@vger.kernel.org, linux-erofs@lists.ozlabs.org,
linux-mm@kvack.org, ntfs3@lists.linux.dev,
linux-fsdevel@vger.kernel.org
Subject: [PATCH 1/6] mm: rename VMA flag helpers to be more readable
Date: Thu, 5 Mar 2026 10:50:14 +0000 [thread overview]
Message-ID: <0f9cb3c511c478344fac0b3b3b0300bb95be95e9.1772704455.git.ljs@kernel.org> (raw)
In-Reply-To: <cover.1772704455.git.ljs@kernel.org>
On reflection, it's confusing to have vma_flags_test() and
vma_desc_test_flags() test whether any comma-separated VMA flag bit is set,
while also having vma_flags_test_all() and vma_test_all_flags() separately
test whether all flags are set.
Firstly, rename vma_flags_test() to vma_flags_test_any() to eliminate this
confusion.
Secondly, since the VMA descriptor flag functions are becoming rather
cumbersome, prefer vma_desc_test*() to vma_desc_test_flags*(), and also
rename vma_desc_test_flags() to vma_desc_test_any().
Finally, rename vma_test_all_flags() to vma_test_all() to keep the
VMA-specific helper consistent with the VMA descriptor naming convention
and to help avoid confusion vs. vma_flags_test_all().
While we're here, also update whitespace to be consistent in helper
functions.
Suggested-by: Pedro Falcato <pfalcato@suse.de>
Signed-off-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
---
drivers/char/mem.c | 2 +-
drivers/dax/device.c | 2 +-
fs/erofs/data.c | 4 +--
fs/hugetlbfs/inode.c | 2 +-
fs/ntfs3/file.c | 2 +-
fs/resctrl/pseudo_lock.c | 2 +-
fs/zonefs/file.c | 4 +--
include/linux/dax.h | 4 +--
include/linux/hugetlb_inline.h | 2 +-
include/linux/mm.h | 48 +++++++++++++++++----------------
mm/hugetlb.c | 14 +++++-----
mm/memory.c | 2 +-
mm/secretmem.c | 2 +-
mm/shmem.c | 4 +--
tools/testing/vma/include/dup.h | 20 +++++++-------
tools/testing/vma/tests/vma.c | 28 +++++++++----------
16 files changed, 72 insertions(+), 70 deletions(-)
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index cca4529431f8..5118787d0954 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -520,7 +520,7 @@ static int mmap_zero_prepare(struct vm_area_desc *desc)
#ifndef CONFIG_MMU
return -ENOSYS;
#endif
- if (vma_desc_test_flags(desc, VMA_SHARED_BIT))
+ if (vma_desc_test_any(desc, VMA_SHARED_BIT))
return shmem_zero_setup_desc(desc);
desc->action.success_hook = mmap_zero_private_success;
diff --git a/drivers/dax/device.c b/drivers/dax/device.c
index 528e81240c4d..381021c2e031 100644
--- a/drivers/dax/device.c
+++ b/drivers/dax/device.c
@@ -24,7 +24,7 @@ static int __check_vma(struct dev_dax *dev_dax, vma_flags_t flags,
return -ENXIO;
/* prevent private mappings from being established */
- if (!vma_flags_test(&flags, VMA_MAYSHARE_BIT)) {
+ if (!vma_flags_test_any(&flags, VMA_MAYSHARE_BIT)) {
dev_info_ratelimited(dev,
"%s: %s: fail, attempted private mapping\n",
current->comm, func);
diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index f79ee80627d9..6774d9b5ee82 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -473,8 +473,8 @@ static int erofs_file_mmap_prepare(struct vm_area_desc *desc)
if (!IS_DAX(file_inode(desc->file)))
return generic_file_readonly_mmap_prepare(desc);
- if (vma_desc_test_flags(desc, VMA_SHARED_BIT) &&
- vma_desc_test_flags(desc, VMA_MAYWRITE_BIT))
+ if (vma_desc_test_any(desc, VMA_SHARED_BIT) &&
+ vma_desc_test_any(desc, VMA_MAYWRITE_BIT))
return -EINVAL;
desc->vm_ops = &erofs_dax_vm_ops;
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 2ec3e4231252..079ffaaf1f6c 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -164,7 +164,7 @@ static int hugetlbfs_file_mmap_prepare(struct vm_area_desc *desc)
goto out;
ret = 0;
- if (vma_desc_test_flags(desc, VMA_WRITE_BIT) && inode->i_size < len)
+ if (vma_desc_test_any(desc, VMA_WRITE_BIT) && inode->i_size < len)
i_size_write(inode, len);
out:
inode_unlock(inode);
diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
index 7eecf1e01f74..c5e2181f9f02 100644
--- a/fs/ntfs3/file.c
+++ b/fs/ntfs3/file.c
@@ -276,7 +276,7 @@ static int ntfs_file_mmap_prepare(struct vm_area_desc *desc)
struct file *file = desc->file;
struct inode *inode = file_inode(file);
struct ntfs_inode *ni = ntfs_i(inode);
- const bool rw = vma_desc_test_flags(desc, VMA_WRITE_BIT);
+ const bool rw = vma_desc_test_any(desc, VMA_WRITE_BIT);
int err;
/* Avoid any operation if inode is bad. */
diff --git a/fs/resctrl/pseudo_lock.c b/fs/resctrl/pseudo_lock.c
index fa3687d69ebd..79a006c6f26c 100644
--- a/fs/resctrl/pseudo_lock.c
+++ b/fs/resctrl/pseudo_lock.c
@@ -1044,7 +1044,7 @@ static int pseudo_lock_dev_mmap_prepare(struct vm_area_desc *desc)
* Ensure changes are carried directly to the memory being mapped,
* do not allow copy-on-write mapping.
*/
- if (!vma_desc_test_flags(desc, VMA_SHARED_BIT)) {
+ if (!vma_desc_test_any(desc, VMA_SHARED_BIT)) {
mutex_unlock(&rdtgroup_mutex);
return -EINVAL;
}
diff --git a/fs/zonefs/file.c b/fs/zonefs/file.c
index 8a7161fc49e5..9f9273ecf71a 100644
--- a/fs/zonefs/file.c
+++ b/fs/zonefs/file.c
@@ -333,8 +333,8 @@ static int zonefs_file_mmap_prepare(struct vm_area_desc *desc)
* ordering between msync() and page cache writeback.
*/
if (zonefs_inode_is_seq(file_inode(file)) &&
- vma_desc_test_flags(desc, VMA_SHARED_BIT) &&
- vma_desc_test_flags(desc, VMA_MAYWRITE_BIT))
+ vma_desc_test_any(desc, VMA_SHARED_BIT) &&
+ vma_desc_test_any(desc, VMA_MAYWRITE_BIT))
return -EINVAL;
file_accessed(file);
diff --git a/include/linux/dax.h b/include/linux/dax.h
index bf103f317cac..535019001577 100644
--- a/include/linux/dax.h
+++ b/include/linux/dax.h
@@ -69,7 +69,7 @@ static inline bool daxdev_mapping_supported(const struct vm_area_desc *desc,
const struct inode *inode,
struct dax_device *dax_dev)
{
- if (!vma_desc_test_flags(desc, VMA_SYNC_BIT))
+ if (!vma_desc_test_any(desc, VMA_SYNC_BIT))
return true;
if (!IS_DAX(inode))
return false;
@@ -115,7 +115,7 @@ static inline bool daxdev_mapping_supported(const struct vm_area_desc *desc,
const struct inode *inode,
struct dax_device *dax_dev)
{
- return !vma_desc_test_flags(desc, VMA_SYNC_BIT);
+ return !vma_desc_test_any(desc, VMA_SYNC_BIT);
}
static inline size_t dax_recovery_write(struct dax_device *dax_dev,
pgoff_t pgoff, void *addr, size_t bytes, struct iov_iter *i)
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
index 593f5d4e108b..84afc3c3e2e4 100644
--- a/include/linux/hugetlb_inline.h
+++ b/include/linux/hugetlb_inline.h
@@ -13,7 +13,7 @@ static inline bool is_vm_hugetlb_flags(vm_flags_t vm_flags)
static inline bool is_vma_hugetlb_flags(const vma_flags_t *flags)
{
- return vma_flags_test(flags, VMA_HUGETLB_BIT);
+ return vma_flags_test_any(flags, VMA_HUGETLB_BIT);
}
#else
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1e2af6810f96..db738a567637 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1063,7 +1063,7 @@ static inline vma_flags_t __mk_vma_flags(size_t count, const vma_flag_t *bits)
(const vma_flag_t []){__VA_ARGS__})
/* Test each of to_test flags in flags, non-atomically. */
-static __always_inline bool vma_flags_test_mask(const vma_flags_t *flags,
+static __always_inline bool vma_flags_test_any_mask(const vma_flags_t *flags,
vma_flags_t to_test)
{
const unsigned long *bitmap = flags->__vma_flags;
@@ -1075,10 +1075,10 @@ static __always_inline bool vma_flags_test_mask(const vma_flags_t *flags,
/*
* Test whether any specified VMA flag is set, e.g.:
*
- * if (vma_flags_test(flags, VMA_READ_BIT, VMA_MAYREAD_BIT)) { ... }
+ * if (vma_flags_test_any(flags, VMA_READ_BIT, VMA_MAYREAD_BIT)) { ... }
*/
-#define vma_flags_test(flags, ...) \
- vma_flags_test_mask(flags, mk_vma_flags(__VA_ARGS__))
+#define vma_flags_test_any(flags, ...) \
+ vma_flags_test_any_mask(flags, mk_vma_flags(__VA_ARGS__))
/* Test that ALL of the to_test flags are set, non-atomically. */
static __always_inline bool vma_flags_test_all_mask(const vma_flags_t *flags,
@@ -1099,7 +1099,8 @@ static __always_inline bool vma_flags_test_all_mask(const vma_flags_t *flags,
vma_flags_test_all_mask(flags, mk_vma_flags(__VA_ARGS__))
/* Set each of the to_set flags in flags, non-atomically. */
-static __always_inline void vma_flags_set_mask(vma_flags_t *flags, vma_flags_t to_set)
+static __always_inline void vma_flags_set_mask(vma_flags_t *flags,
+ vma_flags_t to_set)
{
unsigned long *bitmap = flags->__vma_flags;
const unsigned long *bitmap_to_set = to_set.__vma_flags;
@@ -1116,7 +1117,8 @@ static __always_inline void vma_flags_set_mask(vma_flags_t *flags, vma_flags_t t
vma_flags_set_mask(flags, mk_vma_flags(__VA_ARGS__))
/* Clear all of the to-clear flags in flags, non-atomically. */
-static __always_inline void vma_flags_clear_mask(vma_flags_t *flags, vma_flags_t to_clear)
+static __always_inline void vma_flags_clear_mask(vma_flags_t *flags,
+ vma_flags_t to_clear)
{
unsigned long *bitmap = flags->__vma_flags;
const unsigned long *bitmap_to_clear = to_clear.__vma_flags;
@@ -1138,8 +1140,8 @@ static __always_inline void vma_flags_clear_mask(vma_flags_t *flags, vma_flags_t
* Note: appropriate locks must be held, this function does not acquire them for
* you.
*/
-static inline bool vma_test_all_flags_mask(const struct vm_area_struct *vma,
- vma_flags_t flags)
+static inline bool vma_test_all_mask(const struct vm_area_struct *vma,
+ vma_flags_t flags)
{
return vma_flags_test_all_mask(&vma->flags, flags);
}
@@ -1147,10 +1149,10 @@ static inline bool vma_test_all_flags_mask(const struct vm_area_struct *vma,
/*
* Helper macro for checking that ALL specified flags are set in a VMA, e.g.:
*
- * if (vma_test_all_flags(vma, VMA_READ_BIT, VMA_MAYREAD_BIT) { ... }
+ * if (vma_test_all(vma, VMA_READ_BIT, VMA_MAYREAD_BIT) { ... }
*/
-#define vma_test_all_flags(vma, ...) \
- vma_test_all_flags_mask(vma, mk_vma_flags(__VA_ARGS__))
+#define vma_test_all(vma, ...) \
+ vma_test_all_mask(vma, mk_vma_flags(__VA_ARGS__))
/*
* Helper to set all VMA flags in a VMA.
@@ -1159,7 +1161,7 @@ static inline bool vma_test_all_flags_mask(const struct vm_area_struct *vma,
* you.
*/
static inline void vma_set_flags_mask(struct vm_area_struct *vma,
- vma_flags_t flags)
+ vma_flags_t flags)
{
vma_flags_set_mask(&vma->flags, flags);
}
@@ -1177,25 +1179,25 @@ static inline void vma_set_flags_mask(struct vm_area_struct *vma,
vma_set_flags_mask(vma, mk_vma_flags(__VA_ARGS__))
/* Helper to test all VMA flags in a VMA descriptor. */
-static inline bool vma_desc_test_flags_mask(const struct vm_area_desc *desc,
- vma_flags_t flags)
+static inline bool vma_desc_test_any_mask(const struct vm_area_desc *desc,
+ vma_flags_t flags)
{
- return vma_flags_test_mask(&desc->vma_flags, flags);
+ return vma_flags_test_any_mask(&desc->vma_flags, flags);
}
/*
* Helper macro for testing VMA flags for an input pointer to a struct
* vm_area_desc object describing a proposed VMA, e.g.:
*
- * if (vma_desc_test_flags(desc, VMA_IO_BIT, VMA_PFNMAP_BIT,
+ * if (vma_desc_test_any(desc, VMA_IO_BIT, VMA_PFNMAP_BIT,
* VMA_DONTEXPAND_BIT, VMA_DONTDUMP_BIT)) { ... }
*/
-#define vma_desc_test_flags(desc, ...) \
- vma_desc_test_flags_mask(desc, mk_vma_flags(__VA_ARGS__))
+#define vma_desc_test_any(desc, ...) \
+ vma_desc_test_any_mask(desc, mk_vma_flags(__VA_ARGS__))
/* Helper to set all VMA flags in a VMA descriptor. */
static inline void vma_desc_set_flags_mask(struct vm_area_desc *desc,
- vma_flags_t flags)
+ vma_flags_t flags)
{
vma_flags_set_mask(&desc->vma_flags, flags);
}
@@ -1212,7 +1214,7 @@ static inline void vma_desc_set_flags_mask(struct vm_area_desc *desc,
/* Helper to clear all VMA flags in a VMA descriptor. */
static inline void vma_desc_clear_flags_mask(struct vm_area_desc *desc,
- vma_flags_t flags)
+ vma_flags_t flags)
{
vma_flags_clear_mask(&desc->vma_flags, flags);
}
@@ -1937,8 +1939,8 @@ static inline bool vma_desc_is_cow_mapping(struct vm_area_desc *desc)
{
const vma_flags_t *flags = &desc->vma_flags;
- return vma_flags_test(flags, VMA_MAYWRITE_BIT) &&
- !vma_flags_test(flags, VMA_SHARED_BIT);
+ return vma_flags_test_any(flags, VMA_MAYWRITE_BIT) &&
+ !vma_flags_test_any(flags, VMA_SHARED_BIT);
}
#ifndef CONFIG_MMU
@@ -1957,7 +1959,7 @@ static inline bool is_nommu_shared_mapping(vm_flags_t flags)
static inline bool is_nommu_shared_vma_flags(const vma_flags_t *flags)
{
- return vma_flags_test(flags, VMA_MAYSHARE_BIT, VMA_MAYOVERLAY_BIT);
+ return vma_flags_test_any(flags, VMA_MAYSHARE_BIT, VMA_MAYOVERLAY_BIT);
}
#endif
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 327eaa4074d3..8286c5db2c12 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1194,7 +1194,7 @@ static void set_vma_resv_flags(struct vm_area_struct *vma, unsigned long flags)
static void set_vma_desc_resv_map(struct vm_area_desc *desc, struct resv_map *map)
{
VM_WARN_ON_ONCE(!is_vma_hugetlb_flags(&desc->vma_flags));
- VM_WARN_ON_ONCE(vma_desc_test_flags(desc, VMA_MAYSHARE_BIT));
+ VM_WARN_ON_ONCE(vma_desc_test_any(desc, VMA_MAYSHARE_BIT));
desc->private_data = map;
}
@@ -1202,7 +1202,7 @@ static void set_vma_desc_resv_map(struct vm_area_desc *desc, struct resv_map *ma
static void set_vma_desc_resv_flags(struct vm_area_desc *desc, unsigned long flags)
{
VM_WARN_ON_ONCE(!is_vma_hugetlb_flags(&desc->vma_flags));
- VM_WARN_ON_ONCE(vma_desc_test_flags(desc, VMA_MAYSHARE_BIT));
+ VM_WARN_ON_ONCE(vma_desc_test_any(desc, VMA_MAYSHARE_BIT));
desc->private_data = (void *)((unsigned long)desc->private_data | flags);
}
@@ -6591,7 +6591,7 @@ long hugetlb_reserve_pages(struct inode *inode,
* attempt will be made for VM_NORESERVE to allocate a page
* without using reserves
*/
- if (vma_flags_test(&vma_flags, VMA_NORESERVE_BIT))
+ if (vma_flags_test_any(&vma_flags, VMA_NORESERVE_BIT))
return 0;
/*
@@ -6600,7 +6600,7 @@ long hugetlb_reserve_pages(struct inode *inode,
* to reserve the full area even if read-only as mprotect() may be
* called to make the mapping read-write. Assume !desc is a shm mapping
*/
- if (!desc || vma_desc_test_flags(desc, VMA_MAYSHARE_BIT)) {
+ if (!desc || vma_desc_test_any(desc, VMA_MAYSHARE_BIT)) {
/*
* resv_map can not be NULL as hugetlb_reserve_pages is only
* called for inodes for which resv_maps were created (see
@@ -6634,7 +6634,7 @@ long hugetlb_reserve_pages(struct inode *inode,
if (err < 0)
goto out_err;
- if (desc && !vma_desc_test_flags(desc, VMA_MAYSHARE_BIT) && h_cg) {
+ if (desc && !vma_desc_test_any(desc, VMA_MAYSHARE_BIT) && h_cg) {
/* For private mappings, the hugetlb_cgroup uncharge info hangs
* of the resv_map.
*/
@@ -6671,7 +6671,7 @@ long hugetlb_reserve_pages(struct inode *inode,
* consumed reservations are stored in the map. Hence, nothing
* else has to be done for private mappings here
*/
- if (!desc || vma_desc_test_flags(desc, VMA_MAYSHARE_BIT)) {
+ if (!desc || vma_desc_test_any(desc, VMA_MAYSHARE_BIT)) {
add = region_add(resv_map, from, to, regions_needed, h, h_cg);
if (unlikely(add < 0)) {
@@ -6735,7 +6735,7 @@ long hugetlb_reserve_pages(struct inode *inode,
hugetlb_cgroup_uncharge_cgroup_rsvd(hstate_index(h),
chg * pages_per_huge_page(h), h_cg);
out_err:
- if (!desc || vma_desc_test_flags(desc, VMA_MAYSHARE_BIT))
+ if (!desc || vma_desc_test_any(desc, VMA_MAYSHARE_BIT))
/* Only call region_abort if the region_chg succeeded but the
* region_add failed or didn't run.
*/
diff --git a/mm/memory.c b/mm/memory.c
index 9385842c3503..1d321acb1e50 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2969,7 +2969,7 @@ static int remap_pfn_range_internal(struct vm_area_struct *vma, unsigned long ad
if (WARN_ON_ONCE(!PAGE_ALIGNED(addr)))
return -EINVAL;
- VM_WARN_ON_ONCE(!vma_test_all_flags_mask(vma, VMA_REMAP_FLAGS));
+ VM_WARN_ON_ONCE(!vma_test_all_mask(vma, VMA_REMAP_FLAGS));
BUG_ON(addr >= end);
pfn -= addr >> PAGE_SHIFT;
diff --git a/mm/secretmem.c b/mm/secretmem.c
index 11a779c812a7..5f57ac4720d3 100644
--- a/mm/secretmem.c
+++ b/mm/secretmem.c
@@ -122,7 +122,7 @@ static int secretmem_mmap_prepare(struct vm_area_desc *desc)
{
const unsigned long len = vma_desc_size(desc);
- if (!vma_desc_test_flags(desc, VMA_SHARED_BIT, VMA_MAYSHARE_BIT))
+ if (!vma_desc_test_any(desc, VMA_SHARED_BIT, VMA_MAYSHARE_BIT))
return -EINVAL;
vma_desc_set_flags(desc, VMA_LOCKED_BIT, VMA_DONTDUMP_BIT);
diff --git a/mm/shmem.c b/mm/shmem.c
index 5e7dcf5bc5d3..965a8908200b 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3086,7 +3086,7 @@ static struct inode *__shmem_get_inode(struct mnt_idmap *idmap,
spin_lock_init(&info->lock);
atomic_set(&info->stop_eviction, 0);
info->seals = F_SEAL_SEAL;
- info->flags = vma_flags_test(&flags, VMA_NORESERVE_BIT)
+ info->flags = vma_flags_test_any(&flags, VMA_NORESERVE_BIT)
? SHMEM_F_NORESERVE : 0;
info->i_crtime = inode_get_mtime(inode);
info->fsflags = (dir == NULL) ? 0 :
@@ -5827,7 +5827,7 @@ static struct file *__shmem_file_setup(struct vfsmount *mnt, const char *name,
unsigned int i_flags)
{
const unsigned long shmem_flags =
- vma_flags_test(&flags, VMA_NORESERVE_BIT) ? SHMEM_F_NORESERVE : 0;
+ vma_flags_test_any(&flags, VMA_NORESERVE_BIT) ? SHMEM_F_NORESERVE : 0;
struct inode *inode;
struct file *res;
diff --git a/tools/testing/vma/include/dup.h b/tools/testing/vma/include/dup.h
index 3078ff1487d3..c46b523e428d 100644
--- a/tools/testing/vma/include/dup.h
+++ b/tools/testing/vma/include/dup.h
@@ -843,7 +843,7 @@ static inline vma_flags_t __mk_vma_flags(size_t count, const vma_flag_t *bits);
#define mk_vma_flags(...) __mk_vma_flags(COUNT_ARGS(__VA_ARGS__), \
(const vma_flag_t []){__VA_ARGS__})
-static __always_inline bool vma_flags_test_mask(const vma_flags_t *flags,
+static __always_inline bool vma_flags_test_any_mask(const vma_flags_t *flags,
vma_flags_t to_test)
{
const unsigned long *bitmap = flags->__vma_flags;
@@ -852,8 +852,8 @@ static __always_inline bool vma_flags_test_mask(const vma_flags_t *flags,
return bitmap_intersects(bitmap_to_test, bitmap, NUM_VMA_FLAG_BITS);
}
-#define vma_flags_test(flags, ...) \
- vma_flags_test_mask(flags, mk_vma_flags(__VA_ARGS__))
+#define vma_flags_test_any(flags, ...) \
+ vma_flags_test_any_mask(flags, mk_vma_flags(__VA_ARGS__))
static __always_inline bool vma_flags_test_all_mask(const vma_flags_t *flags,
vma_flags_t to_test)
@@ -889,14 +889,14 @@ static __always_inline void vma_flags_clear_mask(vma_flags_t *flags, vma_flags_t
#define vma_flags_clear(flags, ...) \
vma_flags_clear_mask(flags, mk_vma_flags(__VA_ARGS__))
-static inline bool vma_test_all_flags_mask(const struct vm_area_struct *vma,
+static inline bool vma_test_all_mask(const struct vm_area_struct *vma,
vma_flags_t flags)
{
return vma_flags_test_all_mask(&vma->flags, flags);
}
-#define vma_test_all_flags(vma, ...) \
- vma_test_all_flags_mask(vma, mk_vma_flags(__VA_ARGS__))
+#define vma_test_all(vma, ...) \
+ vma_test_all_mask(vma, mk_vma_flags(__VA_ARGS__))
static inline bool is_shared_maywrite_vm_flags(vm_flags_t vm_flags)
{
@@ -913,14 +913,14 @@ static inline void vma_set_flags_mask(struct vm_area_struct *vma,
#define vma_set_flags(vma, ...) \
vma_set_flags_mask(vma, mk_vma_flags(__VA_ARGS__))
-static inline bool vma_desc_test_flags_mask(const struct vm_area_desc *desc,
+static inline bool vma_desc_test_any_mask(const struct vm_area_desc *desc,
vma_flags_t flags)
{
- return vma_flags_test_mask(&desc->vma_flags, flags);
+ return vma_flags_test_any_mask(&desc->vma_flags, flags);
}
-#define vma_desc_test_flags(desc, ...) \
- vma_desc_test_flags_mask(desc, mk_vma_flags(__VA_ARGS__))
+#define vma_desc_test_any(desc, ...) \
+ vma_desc_test_any_mask(desc, mk_vma_flags(__VA_ARGS__))
static inline void vma_desc_set_flags_mask(struct vm_area_desc *desc,
vma_flags_t flags)
diff --git a/tools/testing/vma/tests/vma.c b/tools/testing/vma/tests/vma.c
index c54ffc954f11..f031e6dfb474 100644
--- a/tools/testing/vma/tests/vma.c
+++ b/tools/testing/vma/tests/vma.c
@@ -159,8 +159,8 @@ static bool test_vma_flags_word(void)
return true;
}
-/* Ensure that vma_flags_test() and friends works correctly. */
-static bool test_vma_flags_test(void)
+/* Ensure that vma_flags_test_any() and friends works correctly. */
+static bool test_vma_flags_test_any(void)
{
const vma_flags_t flags = mk_vma_flags(VMA_READ_BIT, VMA_WRITE_BIT,
VMA_EXEC_BIT, 64, 65);
@@ -171,16 +171,16 @@ static bool test_vma_flags_test(void)
desc.vma_flags = flags;
#define do_test(...) \
- ASSERT_TRUE(vma_flags_test(&flags, __VA_ARGS__)); \
- ASSERT_TRUE(vma_desc_test_flags(&desc, __VA_ARGS__))
+ ASSERT_TRUE(vma_flags_test_any(&flags, __VA_ARGS__)); \
+ ASSERT_TRUE(vma_desc_test_any(&desc, __VA_ARGS__))
#define do_test_all_true(...) \
ASSERT_TRUE(vma_flags_test_all(&flags, __VA_ARGS__)); \
- ASSERT_TRUE(vma_test_all_flags(&vma, __VA_ARGS__))
+ ASSERT_TRUE(vma_test_all(&vma, __VA_ARGS__))
#define do_test_all_false(...) \
ASSERT_FALSE(vma_flags_test_all(&flags, __VA_ARGS__)); \
- ASSERT_FALSE(vma_test_all_flags(&vma, __VA_ARGS__))
+ ASSERT_FALSE(vma_test_all(&vma, __VA_ARGS__))
/*
* Testing for some flags that are present, some that are not - should
@@ -200,7 +200,7 @@ static bool test_vma_flags_test(void)
* Check _mask variant. We don't need to test extensively as macro
* helper is the equivalent.
*/
- ASSERT_TRUE(vma_flags_test_mask(&flags, flags));
+ ASSERT_TRUE(vma_flags_test_any_mask(&flags, flags));
ASSERT_TRUE(vma_flags_test_all_mask(&flags, flags));
/* Single bits. */
@@ -268,9 +268,9 @@ static bool test_vma_flags_clear(void)
vma_flags_clear_mask(&flags, mask);
vma_flags_clear_mask(&vma.flags, mask);
vma_desc_clear_flags_mask(&desc, mask);
- ASSERT_FALSE(vma_flags_test(&flags, VMA_EXEC_BIT, 64));
- ASSERT_FALSE(vma_flags_test(&vma.flags, VMA_EXEC_BIT, 64));
- ASSERT_FALSE(vma_desc_test_flags(&desc, VMA_EXEC_BIT, 64));
+ ASSERT_FALSE(vma_flags_test_any(&flags, VMA_EXEC_BIT, 64));
+ ASSERT_FALSE(vma_flags_test_any(&vma.flags, VMA_EXEC_BIT, 64));
+ ASSERT_FALSE(vma_desc_test_any(&desc, VMA_EXEC_BIT, 64));
/* Reset. */
vma_flags_set(&flags, VMA_EXEC_BIT, 64);
vma_set_flags(&vma, VMA_EXEC_BIT, 64);
@@ -284,9 +284,9 @@ static bool test_vma_flags_clear(void)
vma_flags_clear(&flags, __VA_ARGS__); \
vma_flags_clear(&vma.flags, __VA_ARGS__); \
vma_desc_clear_flags(&desc, __VA_ARGS__); \
- ASSERT_FALSE(vma_flags_test(&flags, __VA_ARGS__)); \
- ASSERT_FALSE(vma_flags_test(&vma.flags, __VA_ARGS__)); \
- ASSERT_FALSE(vma_desc_test_flags(&desc, __VA_ARGS__)); \
+ ASSERT_FALSE(vma_flags_test_any(&flags, __VA_ARGS__)); \
+ ASSERT_FALSE(vma_flags_test_any(&vma.flags, __VA_ARGS__)); \
+ ASSERT_FALSE(vma_desc_test_any(&desc, __VA_ARGS__)); \
vma_flags_set(&flags, __VA_ARGS__); \
vma_set_flags(&vma, __VA_ARGS__); \
vma_desc_set_flags(&desc, __VA_ARGS__)
@@ -334,6 +334,6 @@ static void run_vma_tests(int *num_tests, int *num_fail)
TEST(vma_flags_unchanged);
TEST(vma_flags_cleared);
TEST(vma_flags_word);
- TEST(vma_flags_test);
+ TEST(vma_flags_test_any);
TEST(vma_flags_clear);
}
--
2.53.0
next prev parent reply other threads:[~2026-03-05 10:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-05 10:50 [PATCH 0/6] mm: vma flag tweaks Lorenzo Stoakes (Oracle)
2026-03-05 10:50 ` Lorenzo Stoakes (Oracle) [this message]
2026-03-05 10:50 ` [PATCH 2/6] mm: add vma_desc_test_all() and use it Lorenzo Stoakes (Oracle)
2026-03-05 10:50 ` [PATCH 3/6] mm: always inline __mk_vma_flags() and invoked functions Lorenzo Stoakes (Oracle)
2026-03-05 10:50 ` [PATCH 4/6] mm: reintroduce vma_flags_test() as a singular flag test Lorenzo Stoakes (Oracle)
2026-03-05 13:49 ` David Hildenbrand (Arm)
2026-03-05 10:50 ` [PATCH 5/6] mm: reintroduce vma_desc_test() " Lorenzo Stoakes (Oracle)
2026-03-05 13:49 ` David Hildenbrand (Arm)
2026-03-05 10:50 ` [PATCH 6/6] tools/testing/vma: add test for vma_flags_test(), vma_desc_test() Lorenzo Stoakes (Oracle)
2026-03-05 13:52 ` David Hildenbrand (Arm)
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