From: Chao Yu <yuchao0@huawei.com>
To: Gao Xiang <hsiangkao@aol.com>, Chao Yu <chao@kernel.org>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Cc: <devel@driverdev.osuosl.org>, <linux-erofs@lists.ozlabs.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] staging: erofs: fix compile error without built-in decompression support
Date: Mon, 30 Jul 2018 10:07:12 +0800 [thread overview]
Message-ID: <5a396128-822f-5232-f3ee-1c5ac6524380@huawei.com> (raw)
In-Reply-To: <20180729053459.34140-1-hsiangkao@aol.com>
On 2018/7/29 13:34, Gao Xiang via Linux-erofs wrote:
> This patch fixes incorrect code snippets due to spilt code
> into small patches by mistake.
>
> Link: https://lists.01.org/pipermail/kbuild-all/2018-July/050747.html
> Link: https://lists.01.org/pipermail/kbuild-all/2018-July/050750.html
> Reported-by: kbuild test robot <lkp@intel.com>
> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
> ---
> I test several Kconfig option combinations and all these
> combinations are successfully compiled.
>
> Hi Chao,
> Could you please review this two patches first before merging
> into staging-next tree?
Hi Xiang,
For this compiler issue, I think we only need to cover erofs_shrink_workstation
with marco CONFIG_EROFS_FS_ZIP, other modification like symbol name change or
relocate erofs_shrink_workstation are with other reason, so how about separate
them into different patches?
Thanks,
>
> Thanks,
> Gao Xiang
>
> drivers/staging/erofs/internal.h | 4 ++--
> drivers/staging/erofs/super.c | 2 +-
> drivers/staging/erofs/unzip_vle.c | 7 ++++---
> drivers/staging/erofs/utils.c | 7 ++++---
> 4 files changed, 11 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/staging/erofs/internal.h b/drivers/staging/erofs/internal.h
> index 669f93ae6920..367b39fe46e5 100644
> --- a/drivers/staging/erofs/internal.h
> +++ b/drivers/staging/erofs/internal.h
> @@ -260,9 +260,9 @@ static inline void erofs_workstation_cleanup_all(struct super_block *sb)
> #ifdef EROFS_FS_HAS_MANAGED_CACHE
> #define EROFS_UNALLOCATED_CACHED_PAGE ((void *)0x5F0EF00D)
>
> -extern int try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
> +extern int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
> struct erofs_workgroup *egrp);
> -extern int try_to_free_cached_page(struct address_space *mapping,
> +extern int erofs_try_to_free_cached_page(struct address_space *mapping,
> struct page *page);
> #endif
>
> diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c
> index 97da5c8a8ef3..1aec509c805f 100644
> --- a/drivers/staging/erofs/super.c
> +++ b/drivers/staging/erofs/super.c
> @@ -269,7 +269,7 @@ static int managed_cache_releasepage(struct page *page, gfp_t gfp_mask)
> BUG_ON(mapping->a_ops != &managed_cache_aops);
>
> if (PagePrivate(page))
> - ret = try_to_free_cached_page(mapping, page);
> + ret = erofs_try_to_free_cached_page(mapping, page);
>
> return ret;
> }
> diff --git a/drivers/staging/erofs/unzip_vle.c b/drivers/staging/erofs/unzip_vle.c
> index 7671fe8194ce..0e410a228cd4 100644
> --- a/drivers/staging/erofs/unzip_vle.c
> +++ b/drivers/staging/erofs/unzip_vle.c
> @@ -131,8 +131,8 @@ static bool grab_managed_cache_pages(struct address_space *mapping,
> }
>
> /* called by erofs_shrinker to get rid of all compressed_pages */
> -int try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
> - struct erofs_workgroup *egrp)
> +int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
> + struct erofs_workgroup *egrp)
> {
> struct z_erofs_vle_workgroup *const grp =
> container_of(egrp, struct z_erofs_vle_workgroup, obj);
> @@ -166,7 +166,8 @@ int try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
> return 0;
> }
>
> -int try_to_free_cached_page(struct address_space *mapping, struct page *page)
> +int erofs_try_to_free_cached_page(struct address_space *mapping,
> + struct page *page)
> {
> struct erofs_sb_info *const sbi = EROFS_SB(mapping->host->i_sb);
> const unsigned int clusterpages = erofs_clusterpages(sbi);
> diff --git a/drivers/staging/erofs/utils.c b/drivers/staging/erofs/utils.c
> index ee70bb9e1636..595cf90af9bb 100644
> --- a/drivers/staging/erofs/utils.c
> +++ b/drivers/staging/erofs/utils.c
> @@ -160,7 +160,7 @@ unsigned long erofs_shrink_workstation(struct erofs_sb_info *sbi,
> }
>
> #ifdef EROFS_FS_HAS_MANAGED_CACHE
> - if (try_to_free_all_cached_pages(sbi, grp))
> + if (erofs_try_to_free_all_cached_pages(sbi, grp))
> goto skip;
>
> erofs_workgroup_unfreeze(grp, 1);
> @@ -247,7 +247,9 @@ unsigned long erofs_shrink_scan(struct shrinker *shrink,
> spin_unlock(&erofs_sb_list_lock);
> sbi->shrinker_run_no = run_no;
>
> - /* add scan handlers here */
> +#ifdef CONFIG_EROFS_FS_ZIP
> + freed += erofs_shrink_workstation(sbi, nr, false);
> +#endif
>
> spin_lock(&erofs_sb_list_lock);
> /* Get the next list element before we move this one */
> @@ -260,7 +262,6 @@ unsigned long erofs_shrink_scan(struct shrinker *shrink,
> list_move_tail(&sbi->list, &erofs_sb_list);
> mutex_unlock(&sbi->umount_mutex);
>
> - freed += erofs_shrink_workstation(sbi, nr, false);
> if (freed >= nr)
> break;
> }
>
next prev parent reply other threads:[~2018-07-30 2:07 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-31 11:06 [NOMERGE] [RFC PATCH 00/12] erofs: introduce erofs file system Gao Xiang
2018-06-01 7:48 ` Richard Weinberger
2018-06-01 9:11 ` Gao Xiang
2018-06-01 9:28 ` Richard Weinberger
2018-06-01 11:16 ` Gao Xiang
2018-06-07 10:26 ` Pavel Machek
2018-07-27 0:55 ` Joey Pabalinas
2018-07-27 0:57 ` Joey Pabalinas
2018-07-26 12:21 ` [PATCH 00/25] staging: " Gao Xiang
2018-07-26 12:21 ` [PATCH 01/25] staging: erofs: add on-disk layout Gao Xiang
2018-07-26 12:21 ` [PATCH 02/25] staging: erofs: add erofs in-memory stuffs Gao Xiang
2018-07-26 12:21 ` [PATCH 03/25] staging: erofs: add super block operations Gao Xiang
2018-07-26 12:21 ` [PATCH 04/25] staging: erofs: add raw address_space operations Gao Xiang
2018-07-26 12:21 ` [PATCH 05/25] staging: erofs: add inode operations Gao Xiang
2018-07-26 12:21 ` [PATCH 06/25] staging: erofs: add directory operations Gao Xiang
2018-07-26 12:21 ` [PATCH 07/25] staging: erofs: add namei functions Gao Xiang
2018-07-26 12:21 ` [PATCH 08/25] staging: erofs: update Kconfig and Makefile Gao Xiang
2018-07-26 12:21 ` [PATCH 09/25] staging: erofs: introduce xattr & acl support Gao Xiang
2018-07-26 12:21 ` [PATCH 10/25] staging: erofs: support special inode Gao Xiang
2018-07-26 12:21 ` [PATCH 11/25] staging: erofs: introduce error injection infrastructure Gao Xiang
2018-07-26 12:21 ` [PATCH 12/25] staging: erofs: support tracepoint Gao Xiang
2018-07-26 12:21 ` [PATCH 13/25] staging: erofs: <linux/tagptr.h>: introduce tagged pointer Gao Xiang
2018-07-26 12:21 ` [PATCH 14/25] staging: erofs: introduce pagevec for unzip subsystem Gao Xiang
2018-07-26 12:21 ` [PATCH 15/25] staging: erofs: add erofs_map_blocks_iter Gao Xiang
2018-07-26 12:21 ` [PATCH 16/25] staging: erofs: add erofs_allocpage Gao Xiang
2018-07-26 12:22 ` [PATCH 17/25] staging: erofs: globalize prepare_bio and __submit_bio Gao Xiang
2018-07-26 12:22 ` [PATCH 18/25] staging: erofs: introduce a customized LZ4 decompression Gao Xiang
2018-07-26 12:22 ` [PATCH 19/25] staging: erofs: add a generic z_erofs VLE decompressor Gao Xiang
2018-07-26 12:22 ` [PATCH 20/25] staging: erofs: introduce superblock registration Gao Xiang
2018-07-26 12:22 ` [PATCH 21/25] staging: erofs: introduce erofs shrinker Gao Xiang
2018-07-26 12:22 ` [PATCH 22/25] staging: erofs: introduce workstation for decompression Gao Xiang
2018-07-26 12:22 ` [PATCH 23/25] staging: erofs: introduce VLE decompression support Gao Xiang
2018-07-26 12:22 ` [PATCH 24/25] staging: erofs: introduce cached decompression Gao Xiang
2018-07-26 12:22 ` [PATCH 25/25] staging: erofs: add a TODO and update MAINTAINERS for staging Gao Xiang
2018-07-28 7:10 ` [PATCH] staging: erofs: fix a compile warning of Z_EROFS_VLE_VMAP_ONSTACK_PAGES Gao Xiang
2018-07-28 10:43 ` Chao Yu
2018-07-29 5:34 ` [PATCH 1/2] staging: erofs: fix compile error without built-in decompression support Gao Xiang
2018-07-29 5:37 ` [PATCH 2/2] staging: erofs: fix conditional uninitialized `pcn' in z_erofs_map_blocks_iter Gao Xiang
2018-07-30 1:51 ` [PATCH] staging: erofs: use the wrapped PTR_ERR_OR_ZERO instead of open code Gao Xiang
2018-07-30 6:58 ` Chao Yu
2018-08-01 6:38 ` [PATCH 1/2] staging: erofs: add the missing break in z_erofs_map_blocks_iter Gao Xiang
2018-08-01 6:38 ` [PATCH 2/2] staging: erofs: remove a redundant marco in xattr Gao Xiang
2018-08-01 9:02 ` [PATCH 1/2] staging: erofs: add the missing break in z_erofs_map_blocks_iter Dan Carpenter
2018-08-01 9:19 ` Gao Xiang
2018-08-01 9:36 ` [PATCH RESEND " Gao Xiang
2018-08-01 11:36 ` Dan Carpenter
2018-08-01 12:08 ` Gao Xiang
2018-07-30 2:07 ` [PATCH 2/2] staging: erofs: fix conditional uninitialized `pcn' " Chao Yu
2018-07-30 2:07 ` Chao Yu [this message]
2018-07-30 2:32 ` [PATCH 1/2] staging: erofs: fix compile error without built-in decompression support Gao Xiang
2018-07-30 3:07 ` Chao Yu
2018-07-30 3:55 ` Gao Xiang
2018-07-27 0:25 ` [PATCH 00/25] staging: erofs: introduce erofs file system Christian Kujau
2018-07-27 1:39 ` Gao Xiang
2018-07-27 1:56 ` Gao Xiang
2018-07-28 7:25 ` Greg Kroah-Hartman
2018-07-28 9:33 ` Gao Xiang
2018-07-28 10:34 ` Chao Yu
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