From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>,
linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH 2/3] f2fs: clear writeback when compression failed
Date: Thu, 11 Apr 2024 17:05:10 +0800 [thread overview]
Message-ID: <59414941-a15f-4eb0-8574-3b2a27d8ae69@kernel.org> (raw)
In-Reply-To: <20240409203411.1885121-2-jaegeuk@kernel.org>
On 2024/4/10 4:34, Jaegeuk Kim wrote:
> Let's stop issuing compressed writes and clear their writeback flags.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> ---
> fs/f2fs/compress.c | 33 +++++++++++++++++++++++++++++++--
> 1 file changed, 31 insertions(+), 2 deletions(-)
>
> diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
> index d67c471ab5df..3a8ecc6aee84 100644
> --- a/fs/f2fs/compress.c
> +++ b/fs/f2fs/compress.c
> @@ -1031,6 +1031,25 @@ static void set_cluster_writeback(struct compress_ctx *cc)
> }
> }
>
> +static void cancel_cluster_writeback(struct compress_ctx *cc, int submitted)
> +{
> + int i;
> +
> + for (i = 0; i < cc->cluster_size; i++) {
> + if (!cc->rpages[i])
> + continue;
> + if (i < submitted) {
> + if (i)
> + f2fs_wait_on_page_writeback(cc->rpages[i],
> + DATA, true, true);
> + inode_inc_dirty_pages(cc->inode);
> + lock_page(cc->rpages[i]);
> + }
> + clear_page_private_gcing(cc->rpages[i]);
> + end_page_writeback(cc->rpages[i]);
> + }
> +}
> +
> static void set_cluster_dirty(struct compress_ctx *cc)
> {
> int i;
> @@ -1232,7 +1251,6 @@ static int f2fs_write_compressed_pages(struct compress_ctx *cc,
> .page = NULL,
> .encrypted_page = NULL,
> .compressed_page = NULL,
> - .submitted = 0,
> .io_type = io_type,
> .io_wbc = wbc,
> .encrypted = fscrypt_inode_uses_fs_layer_crypto(cc->inode) ?
> @@ -1358,7 +1376,15 @@ static int f2fs_write_compressed_pages(struct compress_ctx *cc,
> fio.compressed_page = cc->cpages[i - 1];
>
> cc->cpages[i - 1] = NULL;
> + fio.submitted = 0;
> f2fs_outplace_write_data(&dn, &fio);
> + if (unlikely(!fio.submitted)) {
> + cancel_cluster_writeback(cc, i);
> +
> + /* To call fscrypt_finalize_bounce_page */
> + i = cc->valid_nr_cpages;
*submitted = 0; ?
Thanks,
> + goto out_destroy_crypt;
> + }
> (*submitted)++;
> unlock_continue:
> inode_dec_dirty_pages(cc->inode);
> @@ -1392,8 +1418,11 @@ static int f2fs_write_compressed_pages(struct compress_ctx *cc,
> out_destroy_crypt:
> page_array_free(cc->inode, cic->rpages, cc->cluster_size);
>
> - for (--i; i >= 0; i--)
> + for (--i; i >= 0; i--) {
> + if (!cc->cpages[i])
> + continue;
> fscrypt_finalize_bounce_page(&cc->cpages[i]);
> + }
> out_put_cic:
> kmem_cache_free(cic_entry_slab, cic);
> out_put_dnode:
next prev parent reply other threads:[~2024-04-11 9:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-09 20:34 [PATCH 1/3] f2fs: use folio_test_writeback Jaegeuk Kim
2024-04-09 20:34 ` [PATCH 2/3] f2fs: clear writeback when compression failed Jaegeuk Kim
2024-04-11 9:05 ` Chao Yu [this message]
2024-04-12 20:57 ` [f2fs-dev] " Jaegeuk Kim
2024-04-16 16:49 ` [PATCH 2/3 v2] " Jaegeuk Kim
2024-04-23 19:47 ` [f2fs-dev] " Daeho Jeong
2024-04-25 2:15 ` Chao Yu
2024-04-09 20:34 ` [PATCH 3/3] f2fs: fix false alarm on invalid block address Jaegeuk Kim
2024-04-11 9:08 ` [f2fs-dev] " Chao Yu
2024-04-12 20:56 ` Jaegeuk Kim
2024-04-19 10:27 ` Juhyung Park
2024-04-19 17:50 ` Jaegeuk Kim
2024-04-25 7:29 ` Chao Yu
2024-04-28 1:23 ` Daeho Jeong
2024-04-28 9:08 ` Chao Yu
2024-04-11 8:56 ` [f2fs-dev] [PATCH 1/3] f2fs: use folio_test_writeback Chao Yu
2024-04-14 15:32 ` patchwork-bot+f2fs
2024-04-24 17:40 ` patchwork-bot+f2fs
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