Re: [PATCH v3 23/23] mm/vma: convert __mmap_region() to use vma_flags_t
"Vlastimil Babka (SUSE)" <[email protected]>
| Newsgroups | gmane.linux.ports.ppc.embedded,gmane.linux.kernel.mm,gmane.linux.kernel,gmane.linux.kernel.arc,gmane.linux.ports.arm.kernel,gmane.linux.ports.hexagon,gmane.linux.ports.mips,gmane.linux.ports.riscv,gmane.linux.uml.devel,gmane.linux.file-systems |
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| Message-ID | <[email protected]> |
On 3/18/26 16:50, Lorenzo Stoakes (Oracle) wrote: > Update the mmap() implementation logic implemented in __mmap_region() and > functions invoked by it. The mmap_region() function converts its input > vm_flags_t parameter to a vma_flags_t value which it then passes to > __mmap_region() which uses the vma_flags_t value consistently from then > on. > > As part of the change, we convert map_deny_write_exec() to using > vma_flags_t (it was incorrectly using unsigned long before), and place it > in vma.h, as it is only used internal to mm. > > With this change, we eliminate the legacy is_shared_maywrite_vm_flags() > helper function which is now no longer required. > > We are also able to update the MMAP_STATE() and VMG_MMAP_STATE() macros to > use the vma_flags_t value. > > Finally, we update the VMA tests to reflect the change. > > Signed-off-by: Lorenzo Stoakes (Oracle) <[email protected]> Acked-by: Vlastimil Babka (SUSE) <[email protected]>