From: Coly Li <colyli@suse.de>
To: Hannes Reinecke <hare@suse.de>
Cc: linux-bcache@vger.kernel.org, axboe@kernel.dk,
linux-block@vger.kernel.org, Jianpeng Ma <jianpeng.ma@intel.com>,
Qiaowei Ren <qiaowei.ren@intel.com>
Subject: Re: [PATCH 08/14] bcache: get allocated pages from specific owner
Date: Wed, 23 Jun 2021 14:08:17 +0800 [thread overview]
Message-ID: <0be3f724-2419-89f6-73a7-6269d495d4e1@suse.de> (raw)
In-Reply-To: <42724b1b-8b6d-8118-84c6-ec76f3f78e19@suse.de>
On 6/22/21 6:54 PM, Hannes Reinecke wrote:
> On 6/15/21 7:49 AM, Coly Li wrote:
>> From: Jianpeng Ma <jianpeng.ma@intel.com>
>>
>> This patch implements bch_get_allocated_pages() of the buddy to be used to
> buddy allocator
>
Copied. Will be updated in next post.
>> get allocated pages from specific owner.
>>
>> Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>
>> Co-developed-by: Qiaowei Ren <qiaowei.ren@intel.com>
>> Signed-off-by: Qiaowei Ren <qiaowei.ren@intel.com>
>> Signed-off-by: Coly Li <colyli@suse.de>
>> ---
>> drivers/md/bcache/nvm-pages.c | 6 ++++++
>> drivers/md/bcache/nvm-pages.h | 5 +++++
>> 2 files changed, 11 insertions(+)
>>
>> diff --git a/drivers/md/bcache/nvm-pages.c b/drivers/md/bcache/nvm-pages.c
>> index 74d08950c67c..42b0504d9564 100644
>> --- a/drivers/md/bcache/nvm-pages.c
>> +++ b/drivers/md/bcache/nvm-pages.c
>> @@ -397,6 +397,12 @@ void *bch_nvm_alloc_pages(int order, const char *owner_uuid)
>> }
>> EXPORT_SYMBOL_GPL(bch_nvm_alloc_pages);
>>
>> +struct bch_nvm_pages_owner_head *bch_get_allocated_pages(const char *owner_uuid)
>> +{
>> + return find_owner_head(owner_uuid, false);
>> +}
>> +EXPORT_SYMBOL_GPL(bch_get_allocated_pages);
>> +
>> #define BCH_PGOFF_TO_KVADDR(pgoff) ((void *)((unsigned long)pgoff << PAGE_SHIFT))
>>
>> static int init_owner_info(struct bch_nvm_namespace *ns)
>> diff --git a/drivers/md/bcache/nvm-pages.h b/drivers/md/bcache/nvm-pages.h
>> index 0ca699166855..c763bf2e2721 100644
>> --- a/drivers/md/bcache/nvm-pages.h
>> +++ b/drivers/md/bcache/nvm-pages.h
>> @@ -64,6 +64,7 @@ int bch_nvm_init(void);
>> void bch_nvm_exit(void);
>> void *bch_nvm_alloc_pages(int order, const char *owner_uuid);
>> void bch_nvm_free_pages(void *addr, int order, const char *owner_uuid);
>> +struct bch_nvm_pages_owner_head *bch_get_allocated_pages(const char *owner_uuid);
>>
>> #else
>>
>> @@ -81,6 +82,10 @@ static inline void *bch_nvm_alloc_pages(int order, const char *owner_uuid)
>> return NULL;
>> }
>> static inline void bch_nvm_free_pages(void *addr, int order, const char *owner_uuid) { }
>> +static inline struct bch_nvm_pages_owner_head *bch_get_allocated_pages(const char *owner_uuid)
>> +{
>> + return NULL;
>> +}
>>
>> #endif /* CONFIG_BCACHE_NVM_PAGES */
>>
>>
> Reviewed-by: Hannes Reinecke <hare@suse.de>
Thanks for your review.
Coly Li
next prev parent reply other threads:[~2021-06-23 6:08 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-15 5:49 [PATCH 00/14] bcache patches for Linux v5.14 Coly Li
2021-06-15 5:49 ` [PATCH 01/14] bcache: fix error info in register_bcache() Coly Li
2021-06-22 9:47 ` Hannes Reinecke
2021-06-15 5:49 ` [PATCH 02/14] md: bcache: Fix spelling of 'acquire' Coly Li
2021-06-22 10:03 ` Hannes Reinecke
2021-06-15 5:49 ` [PATCH 03/14] bcache: add initial data structures for nvm pages Coly Li
2021-06-21 16:17 ` Ask help for code review (was Re: [PATCH 03/14] bcache: add initial data structures for nvm pages) Coly Li
2021-06-22 8:41 ` Huang, Ying
2021-06-23 4:32 ` Coly Li
2021-06-23 6:53 ` Huang, Ying
2021-06-23 7:04 ` Christoph Hellwig
2021-06-23 7:19 ` Coly Li
2021-06-23 7:21 ` Christoph Hellwig
2021-06-23 10:05 ` Coly Li
2021-06-23 11:16 ` Coly Li
2021-06-23 11:49 ` Christoph Hellwig
2021-06-23 12:09 ` Coly Li
2021-06-22 10:19 ` [PATCH 03/14] bcache: add initial data structures for nvm pages Hannes Reinecke
2021-06-23 7:09 ` Coly Li
2021-06-15 5:49 ` [PATCH 04/14] bcache: initialize the nvm pages allocator Coly Li
2021-06-22 10:39 ` Hannes Reinecke
2021-06-23 5:26 ` Coly Li
2021-06-23 9:16 ` Hannes Reinecke
2021-06-23 9:34 ` Coly Li
2021-06-15 5:49 ` [PATCH 05/14] bcache: initialization of the buddy Coly Li
2021-06-22 10:45 ` Hannes Reinecke
2021-06-23 5:35 ` Coly Li
2021-06-23 5:46 ` Re[2]: " Pavel Goran
2021-06-23 6:03 ` Coly Li
2021-06-15 5:49 ` [PATCH 06/14] bcache: bch_nvm_alloc_pages() " Coly Li
2021-06-22 10:51 ` Hannes Reinecke
2021-06-23 6:02 ` Coly Li
2021-06-15 5:49 ` [PATCH 07/14] bcache: bch_nvm_free_pages() " Coly Li
2021-06-22 10:53 ` Hannes Reinecke
2021-06-23 6:06 ` Coly Li
2021-06-15 5:49 ` [PATCH 08/14] bcache: get allocated pages from specific owner Coly Li
2021-06-22 10:54 ` Hannes Reinecke
2021-06-23 6:08 ` Coly Li [this message]
2021-06-15 5:49 ` [PATCH 09/14] bcache: use bucket index to set GC_MARK_METADATA for journal buckets in bch_btree_gc_finish() Coly Li
2021-06-22 10:55 ` Hannes Reinecke
2021-06-23 6:09 ` Coly Li
2021-06-15 5:49 ` [PATCH 10/14] bcache: add BCH_FEATURE_INCOMPAT_NVDIMM_META into incompat feature set Coly Li
2021-06-22 10:59 ` Hannes Reinecke
2021-06-23 6:09 ` Coly Li
2021-06-15 5:49 ` [PATCH 11/14] bcache: initialize bcache journal for NVDIMM meta device Coly Li
2021-06-22 11:01 ` Hannes Reinecke
2021-06-23 6:17 ` Coly Li
2021-06-23 9:20 ` Hannes Reinecke
2021-06-23 10:14 ` Coly Li
2021-06-15 5:49 ` [PATCH 12/14] bcache: support storing bcache journal into " Coly Li
2021-06-22 11:03 ` Hannes Reinecke
2021-06-23 6:19 ` Coly Li
2021-06-15 5:49 ` [PATCH 13/14] bcache: read jset from NVDIMM pages for journal replay Coly Li
2021-06-22 11:04 ` Hannes Reinecke
2021-06-23 6:21 ` Coly Li
2021-06-15 5:49 ` [PATCH 14/14] bcache: add sysfs interface register_nvdimm_meta to register NVDIMM meta device Coly Li
2021-06-22 11:04 ` Hannes Reinecke
2021-06-21 15:14 ` [PATCH 00/14] bcache patches for Linux v5.14 Jens Axboe
2021-06-21 15:25 ` Coly Li
2021-06-21 15:27 ` Jens Axboe
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=0be3f724-2419-89f6-73a7-6269d495d4e1@suse.de \
--to=colyli@suse.de \
--cc=axboe@kernel.dk \
--cc=hare@suse.de \
--cc=jianpeng.ma@intel.com \
--cc=linux-bcache@vger.kernel.org \
--cc=linux-block@vger.kernel.org \
--cc=qiaowei.ren@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).