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From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>,
	linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net
Cc: stable@vger.kernel.org
Subject: Re: [f2fs-dev] [PATCH 2/3] f2fs: factor out discard_cmd usage from general rb_tree use
Date: Thu, 23 Mar 2023 22:31:36 +0800	[thread overview]
Message-ID: <dabe799f-001d-6514-f18f-16466c11653d@kernel.org> (raw)
In-Reply-To: <20230313201216.924234-3-jaegeuk@kernel.org>

On 2023/3/14 4:12, Jaegeuk Kim wrote:
> This is a second part to remove the mixed use of rb_tree in discard_cmd from
> extent_cache.
> 
> This should also fix arm32 memory alignment issue caused by shared rb_entry.
> 
> [struct discard_cmd]               [struct rb_entry]
> [0] struct rb_node rb_node;        [0] struct rb_node rb_node;
>    union {                              union {
>      struct {                             struct {
> [16]  block_t lstart;              [12]    unsigned int ofs;
>        block_t len;                         unsigned int len;
>                                           };
>                                           unsigned long long key;
>                                         } __packed;
> 
> Cc: <stable@vger.kernel.org>
> Fixes: 004b68621897 ("f2fs: use rb-tree to track pending discard commands")
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,

WARNING: multiple messages have this Message-ID (diff)
From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>,
	linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net
Cc: stable@vger.kernel.org
Subject: Re: [f2fs-dev] [PATCH 2/3] f2fs: factor out discard_cmd usage from general rb_tree use
Date: Thu, 23 Mar 2023 22:31:36 +0800	[thread overview]
Message-ID: <dabe799f-001d-6514-f18f-16466c11653d@kernel.org> (raw)
In-Reply-To: <20230313201216.924234-3-jaegeuk@kernel.org>

On 2023/3/14 4:12, Jaegeuk Kim wrote:
> This is a second part to remove the mixed use of rb_tree in discard_cmd from
> extent_cache.
> 
> This should also fix arm32 memory alignment issue caused by shared rb_entry.
> 
> [struct discard_cmd]               [struct rb_entry]
> [0] struct rb_node rb_node;        [0] struct rb_node rb_node;
>    union {                              union {
>      struct {                             struct {
> [16]  block_t lstart;              [12]    unsigned int ofs;
>        block_t len;                         unsigned int len;
>                                           };
>                                           unsigned long long key;
>                                         } __packed;
> 
> Cc: <stable@vger.kernel.org>
> Fixes: 004b68621897 ("f2fs: use rb-tree to track pending discard commands")
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,


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  reply	other threads:[~2023-03-23 14:31 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-13 20:12 [PATCH 0/3] remove shared memory structures Jaegeuk Kim
2023-03-13 20:12 ` [f2fs-dev] " Jaegeuk Kim
2023-03-13 20:12 ` [PATCH 1/3] f2fs: factor out victim_entry usage from general rb_tree use Jaegeuk Kim
2023-03-13 20:12   ` [f2fs-dev] " Jaegeuk Kim
2023-03-23 14:22   ` Chao Yu
2023-03-23 14:22     ` Chao Yu
2023-03-13 20:12 ` [PATCH 2/3] f2fs: factor out discard_cmd " Jaegeuk Kim
2023-03-13 20:12   ` [f2fs-dev] " Jaegeuk Kim
2023-03-23 14:31   ` Chao Yu [this message]
2023-03-23 14:31     ` Chao Yu
2023-03-24 16:57   ` [PATCH 2/3 v2] " Jaegeuk Kim
2023-03-24 16:57     ` [f2fs-dev] " Jaegeuk Kim
2023-03-26  3:50     ` Chao Yu
2023-03-26  3:50       ` Chao Yu
2023-03-13 20:12 ` [PATCH 3/3] f2fs: remove entire rb_entry sharing Jaegeuk Kim
2023-03-13 20:12   ` [f2fs-dev] " Jaegeuk Kim
2023-03-23 14:32   ` Chao Yu
2023-03-23 14:32     ` Chao Yu
2023-03-21 16:40 ` [f2fs-dev] [PATCH 0/3] remove shared memory structures patchwork-bot+f2fs
2023-03-21 16:40   ` patchwork-bot+f2fs
  -- strict thread matches above, loose matches on Subject: below --
2023-03-10 21:04 [PATCH 1/3] f2fs: factor out victim_entry usage from general rb_tree use Jaegeuk Kim
2023-03-10 21:04 ` [f2fs-dev] [PATCH 2/3] f2fs: factor out discard_cmd " Jaegeuk Kim
2023-03-10 22:24   ` Eric Biggers
2023-03-10 22:24     ` Eric Biggers

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