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From: Vlastimil Babka <vbabka@suse.cz>
To: Suren Baghdasaryan <surenb@google.com>, akpm@linux-foundation.org
Cc: peterz@infradead.org, willy@infradead.org,
	liam.howlett@oracle.com, lorenzo.stoakes@oracle.com,
	mhocko@suse.com, hannes@cmpxchg.org, mjguzik@gmail.com,
	oliver.sang@intel.com, mgorman@techsingularity.net,
	david@redhat.com, peterx@redhat.com, oleg@redhat.com,
	dave@stgolabs.net, paulmck@kernel.org, brauner@kernel.org,
	dhowells@redhat.com, hdanton@sina.com, hughd@google.com,
	lokeshgidra@google.com, minchan@google.com, jannh@google.com,
	shakeel.butt@linux.dev, souravpanda@google.com,
	pasha.tatashin@soleen.com, klarasmodin@gmail.com, corbet@lwn.net,
	linux-doc@vger.kernel.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, kernel-team@android.com
Subject: Re: [PATCH v7 14/17] mm: remove extra vma_numab_state_init() call
Date: Wed, 8 Jan 2025 19:04:09 +0100	[thread overview]
Message-ID: <d61ba920-13bd-4e38-9200-97d00a4feba5@suse.cz> (raw)
In-Reply-To: <20241226170710.1159679-15-surenb@google.com>

On 12/26/24 18:07, Suren Baghdasaryan wrote:
> vma_init() already memset's the whole vm_area_struct to 0, so there is
> no need to an additional vma_numab_state_init().
> 
> Signed-off-by: Suren Baghdasaryan <surenb@google.com>

Reviewed-by: Vlastimil Babka <vbabka@suse.cz>

> ---
>  include/linux/mm.h | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/include/linux/mm.h b/include/linux/mm.h
> index 99f4720d7e51..40bbe815df11 100644
> --- a/include/linux/mm.h
> +++ b/include/linux/mm.h
> @@ -947,7 +947,6 @@ static inline void vma_init(struct vm_area_struct *vma, struct mm_struct *mm)
>  	vma->vm_mm = mm;
>  	vma->vm_ops = &vma_dummy_vm_ops;
>  	INIT_LIST_HEAD(&vma->anon_vma_chain);
> -	vma_numab_state_init(vma);
>  	vma_lockdep_init(vma);
>  	vma_init_lock(vma, false);
>  }


  reply	other threads:[~2025-01-08 18:04 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-26 17:06 [PATCH v7 00/17] move per-vma lock into vm_area_struct Suren Baghdasaryan
2024-12-26 17:06 ` [PATCH v7 01/17] mm: introduce vma_start_read_locked{_nested} helpers Suren Baghdasaryan
2025-01-08 14:59   ` Liam R. Howlett
2024-12-26 17:06 ` [PATCH v7 02/17] mm: move per-vma lock into vm_area_struct Suren Baghdasaryan
2025-01-08 14:59   ` Liam R. Howlett
2024-12-26 17:06 ` [PATCH v7 03/17] mm: mark vma as detached until it's added into vma tree Suren Baghdasaryan
2025-01-08 15:01   ` Liam R. Howlett
2024-12-26 17:06 ` [PATCH v7 04/17] mm: modify vma_iter_store{_gfp} to indicate if it's storing a new vma Suren Baghdasaryan
2025-01-07 16:48   ` Vlastimil Babka
2025-01-07 16:49   ` Liam R. Howlett
2025-01-07 17:12     ` Suren Baghdasaryan
2024-12-26 17:06 ` [PATCH v7 05/17] mm: mark vmas detached upon exit Suren Baghdasaryan
2025-01-07 17:08   ` Vlastimil Babka
2025-01-07 17:13     ` Suren Baghdasaryan
2024-12-26 17:06 ` [PATCH v7 06/17] mm/nommu: fix the last places where vma is not locked before being attached Suren Baghdasaryan
2025-01-07 17:51   ` Liam R. Howlett
2025-01-07 18:05     ` Suren Baghdasaryan
2024-12-26 17:06 ` [PATCH v7 07/17] types: move struct rcuwait into types.h Suren Baghdasaryan
2024-12-27 18:35   ` Davidlohr Bueso
2025-01-08 15:02   ` Liam R. Howlett
2024-12-26 17:07 ` [PATCH v7 08/17] mm: allow vma_start_read_locked/vma_start_read_locked_nested to fail Suren Baghdasaryan
2025-01-07 17:28   ` Vlastimil Babka
2025-01-07 17:31     ` Suren Baghdasaryan
2024-12-26 17:07 ` [PATCH v7 09/17] mm: move mmap_init_lock() out of the header file Suren Baghdasaryan
2025-01-07 17:30   ` Vlastimil Babka
2024-12-26 17:07 ` [PATCH v7 10/17] mm: uninline the main body of vma_start_write() Suren Baghdasaryan
2025-01-07 17:35   ` Vlastimil Babka
2025-01-07 17:45     ` Suren Baghdasaryan
2025-01-07 18:51       ` Suren Baghdasaryan
2025-04-08  4:39     ` Eric Naim
2025-04-08  6:01       ` Christoph Hellwig
2025-04-08  6:25         ` Lorenzo Stoakes
2025-04-08  7:52           ` Eric Naim
2025-04-08 17:09             ` Suren Baghdasaryan
2024-12-26 17:07 ` [PATCH v7 11/17] refcount: introduce __refcount_{add|inc}_not_zero_limited Suren Baghdasaryan
2025-01-08  9:16   ` Vlastimil Babka
2025-01-08 15:06     ` Matthew Wilcox
2025-01-08 15:45       ` Suren Baghdasaryan
2025-01-10 13:32       ` David Laight
2025-01-10 16:29         ` Suren Baghdasaryan
2024-12-26 17:07 ` [PATCH v7 12/17] mm: replace vm_lock and detached flag with a reference count Suren Baghdasaryan
2025-01-06  0:38   ` Wei Yang
2025-01-06 17:26     ` Suren Baghdasaryan
2025-01-07 18:44   ` Liam R. Howlett
2025-01-07 19:38     ` Suren Baghdasaryan
2025-01-08 11:52   ` Vlastimil Babka
2025-01-08 17:53     ` Suren Baghdasaryan
2024-12-26 17:07 ` [PATCH v7 13/17] mm/debug: print vm_refcnt state when dumping the vma Suren Baghdasaryan
2024-12-26 19:40   ` kernel test robot
2024-12-26 19:51     ` Suren Baghdasaryan
2024-12-26 19:54       ` Suren Baghdasaryan
2024-12-26 20:04         ` Suren Baghdasaryan
2024-12-26 20:13   ` kernel test robot
2024-12-26 17:07 ` [PATCH v7 14/17] mm: remove extra vma_numab_state_init() call Suren Baghdasaryan
2025-01-08 18:04   ` Vlastimil Babka [this message]
2024-12-26 17:07 ` [PATCH v7 15/17] mm: prepare lock_vma_under_rcu() for vma reuse possibility Suren Baghdasaryan
2025-01-08 18:05   ` Vlastimil Babka
2024-12-26 17:07 ` [PATCH v7 16/17] mm: make vma cache SLAB_TYPESAFE_BY_RCU Suren Baghdasaryan
2025-01-08 14:55   ` Liam R. Howlett
2025-01-08 18:21   ` Vlastimil Babka
2025-01-08 18:44     ` Suren Baghdasaryan
2025-01-08 19:00       ` Vlastimil Babka
2025-01-08 19:17         ` Suren Baghdasaryan
2024-12-26 17:07 ` [PATCH v7 17/17] docs/mm: document latest changes to vm_lock Suren Baghdasaryan
2025-01-08 15:46   ` Liam R. Howlett

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