From: Jason Gunthorpe <jgg@nvidia.com>
To: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
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Subject: Re: [PATCH RESEND 09/12] mm: make vm_area_desc utilise vma_flags_t only
Date: Mon, 19 Jan 2026 19:14:03 -0400 [thread overview]
Message-ID: <20260119231403.GS1134360@nvidia.com> (raw)
In-Reply-To: <baac396f309264c6b3ff30465dba0fbd63f8479c.1768857200.git.lorenzo.stoakes@oracle.com>
On Mon, Jan 19, 2026 at 09:19:11PM +0000, Lorenzo Stoakes wrote:
> +static inline bool is_shared_maywrite(vma_flags_t flags)
> +{
I'm not sure it is ideal to pass this array by value? Seems like it
might invite some negative optimizations since now the compiler has to
optimze away a copy too.
Jason
next prev parent reply other threads:[~2026-01-19 23:14 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-19 21:19 [PATCH RESEND 00/12] mm: add bitmap VMA flag helpers and convert all mmap_prepare to use them Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 01/12] mm: rename vma_flag_test/set_atomic() to vma_test/set_atomic_flag() Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 02/12] mm: add mk_vma_flags() bitmap flag macro helper Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 03/12] tools: bitmap: add missing bitmap_[subset(), andnot()] Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 04/12] mm: add basic VMA flag operation helper functions Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 05/12] mm: update hugetlbfs to use VMA flags on mmap_prepare Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 06/12] mm: update secretmem " Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 07/12] mm: update shmem_[kernel]_file_*() functions to use vma_flags_t Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 08/12] mm: update all remaining mmap_prepare users " Lorenzo Stoakes
2026-01-20 2:59 ` Zi Yan
2026-01-20 9:01 ` Lorenzo Stoakes
2026-01-22 15:47 ` Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 09/12] mm: make vm_area_desc utilise vma_flags_t only Lorenzo Stoakes
2026-01-19 23:14 ` Jason Gunthorpe [this message]
2026-01-20 9:46 ` Lorenzo Stoakes
2026-01-20 13:36 ` Jason Gunthorpe
2026-01-20 15:10 ` Lorenzo Stoakes
2026-01-20 15:22 ` Jason Gunthorpe
2026-01-20 16:46 ` Lorenzo Stoakes
2026-01-20 16:00 ` Arnd Bergmann
2026-01-20 16:22 ` Lorenzo Stoakes
2026-01-20 16:44 ` Arnd Bergmann
2026-01-20 16:50 ` Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 10/12] tools/testing/vma: separate VMA userland tests into separate files Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 11/12] tools/testing/vma: separate out vma_internal.h into logical headers Lorenzo Stoakes
2026-01-19 21:19 ` [PATCH RESEND 12/12] tools/testing/vma: add VMA userland tests for VMA flag functions Lorenzo Stoakes
2026-01-19 21:42 ` ✗ Fi.CI.BUILD: failure for mm: add bitmap VMA flag helpers and convert all mmap_prepare to use them (rev2) Patchwork
2026-01-19 22:31 ` [PATCH RESEND 00/12] mm: add bitmap VMA flag helpers and convert all mmap_prepare to use them Andrew Morton
2026-01-19 23:14 ` Jason Gunthorpe
2026-01-20 9:48 ` Lorenzo Stoakes
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