Re: [PATCH 12/12] fs: remove default_backing_dev_info

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:33PM +0100, Christoph Hellwig wrote: > Now that default_backing_dev_info is not used for writeback purposes we can > git rid of it easily: > > - instead of using it's name for tracing unregistered bdi we just use >"unknown" > - btrfs and ceph can just assign the

Re: [PATCH 11/12] fs: don't reassign dirty inodes to default_backing_dev_info

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:32PM +0100, Christoph Hellwig wrote: > If we have dirty inodes we need to call the filesystem for it, even if the > device has been removed and the filesystem will error out early. The > current code does that by reassining all dirty inodes to the default > backing_de

Re: [PATCH 08/12] fs: remove mapping->backing_dev_info

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:29PM +0100, Christoph Hellwig wrote: > Now that we never use the backing_dev_info pointer in struct address_space > we can simply remove it and save 4 to 8 bytes in every inode. > > Signed-off-by: Christoph Hellwig > Acked-by: Ryusuke Konishi Reviewed-by: Tejun Heo

Re: [PATCH 07/12] fs: export inode_to_bdi and use it in favor of mapping->backing_dev_info

2015-01-11 Thread Tejun Heo
Hello, On Thu, Jan 08, 2015 at 06:45:28PM +0100, Christoph Hellwig wrote: > Now that we got ri of the bdi abuse on character devices we can always use ^^^ rid > sb->s_bdi to get at the backing_dev_info for a file, except for the block > device special case. Ex

Re: [PATCH 06/12] nilfs2: set up s_bdi like the generic mount_bdev code

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:27PM +0100, Christoph Hellwig wrote: > mapping->backing_dev_info will go away, so don't rely on it. > > Signed-off-by: Christoph Hellwig > Acked-by: Ryusuke Konishi Reviewed-by: Tejun Heo Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubsc

Re: [PATCH 05/12] block_dev: get bdev inode bdi directly from the block device

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:26PM +0100, Christoph Hellwig wrote: > Directly grab the backing_dev_info from the request_queue instead of > detouring through the address_space. > > Signed-off-by: Christoph Hellwig Reviewed-by: Tejun Heo Thanks. -- tejun -- To unsubscribe from this list: send

Re: ceph osd df

2015-01-11 Thread Sage Weil
On Sun, 11 Jan 2015, Mykola Golub wrote: > On Sat, Jan 10, 2015 at 10:39:41AM -0800, Sage Weil wrote: > > > I wonder if we should try to standardize the table formats. 'ceph osd > > tree' current looks like > > > > # idweight type name up/down reweight > > -1 3 root defaul

Re: [PATCH 04/12] block_dev: only write bdev inode on close

2015-01-11 Thread Tejun Heo
Hello, On Thu, Jan 08, 2015 at 06:45:25PM +0100, Christoph Hellwig wrote: > Since "bdi: reimplement bdev_inode_switch_bdi()" the block device code 018a17bdc865 ("bdi: reimplement bdev_inode_switch_bdi()") would be better. > writes out all dirty data whenever switching the backing_dev_info for >

Re: [PATCH 03/12] fs: introduce f_op->mmap_capabilities for nommu mmap support

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:24PM +0100, Christoph Hellwig wrote: > Since "BDI: Provide backing device capability information [try #3]" the > backing_dev_info structure also provides flags for the kind of mmap > operation available in a nommu environment, which is entirely unrelated > to it's orig

Re: [PATCH 02/12] fs: kill BDI_CAP_SWAP_BACKED

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:23PM +0100, Christoph Hellwig wrote: > This bdi flag isn't too useful - we can determine that a vma is backed by > either swap or shmem trivially in the caller. > > This also allows removing the backing_dev_info instaces for swap and shmem > in favor of noop_backing_d

Re: [PATCH 01/12] fs: deduplicate noop_backing_dev_info

2015-01-11 Thread Tejun Heo
On Thu, Jan 08, 2015 at 06:45:22PM +0100, Christoph Hellwig wrote: > hugetlbfs, kernfs and dlmfs can simply use noop_backing_dev_info instead > of creating a local duplicate. > > Signed-off-by: Christoph Hellwig For kernfs bits, Acked-by: Tejun Heo Thanks. -- tejun -- To unsubscribe from th

Re: ceph osd df

2015-01-11 Thread Mykola Golub
On Sat, Jan 10, 2015 at 10:39:41AM -0800, Sage Weil wrote: > I wonder if we should try to standardize the table formats. 'ceph osd > tree' current looks like > > # id weight type name up/down reweight > -13 root default > -23 host maetl > 0 1

webmastering jerasure.org

2015-01-11 Thread Loic Dachary
Hi Kevin, The http://jerasure.org/ page was initially setup as a custom gitlab home page ( http://dachary.org/?p=3470 ) but it turns out to be a bad idea, from a SEO point of view. When searching for jerasure, the http://jerasure.org page is nowhere to be found. By default gitlab redirects the

automated make check, now on centos7

2015-01-11 Thread Loic Dachary
Hi, The bot that runs "make check" on pull requests moved from running them in a Ubuntu 14.04 container (itself running on a Fedora 20 bare metal) to running in a Centos 7 container. The operating system shows in the message posted on GitHub like so: https://github.com/ceph/ceph/pull/3194#issu