search for: i_dirty_pages

Displaying 7 results from an estimated 7 matches for "i_dirty_pages".

2009 Feb 02
5
[PATCH] btrfs: call mark_inode_dirty when i_size is updated
Hi Chris. I think it is needed to call mark_inode_dirty() when file size expands in order to flush metadata updates to HDD through sync() syscall or background_writeout(). Thanks. Signed-off-by: Hisashi Hifumi <hifumi.hisashi@oss.ntt.co.jp> diff -Nrup linux-2.6.29-rc3.org/fs/btrfs/file.c linux-2.6.29-rc3/fs/btrfs/file.c --- linux-2.6.29-rc3.org/fs/btrfs/file.c 2009-02-02
2009 Jun 08
1
[PATCH] Btrfs: fdatasync should skip metadata writeout
...9-06-04 16:26:25.000000000 +0900 +++ linux-2.6.30-rc8.btrfs/fs/btrfs/file.c 2009-06-08 10:48:13.000000000 +0900 @@ -1189,6 +1189,8 @@ int btrfs_sync_file(struct file *file, s btrfs_wait_ordered_range(inode, 0, (u64)-1); root->log_batch++; + if (datasync && !(inode->i_state & I_DIRTY_PAGES)) + goto out; /* * ok we haven''t committed the transaction yet, lets do a commit */ -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-i...
2012 Jun 26
6
[PATCH] Add a page cache-backed balloon device driver.
...+ for (; vb->num_pfns != 0; vb->num_pfns--) { + struct page *page = pfn_to_page(vb->pfns[vb->num_pfns - 1]); + /* + * Release our refcount on the page so that it can be reclaimed + * when necessary. + */ + page_cache_release(page); + } + __mark_inode_dirty(&the_inode.inode, I_DIRTY_PAGES); +} + +static inline void update_stat(struct virtio_balloon *vb, int idx, + u64 val) +{ + BUG_ON(idx >= VIRTIO_BALLOON_S_NR); + vb->stats[idx].tag = idx; + vb->stats[idx].val = val; +} + +#define pages_to_bytes(x) ((u64)(x) << PAGE_SHIFT) + +static inline u32 config_pages(s...
2012 Jun 26
6
[PATCH] Add a page cache-backed balloon device driver.
...+ for (; vb->num_pfns != 0; vb->num_pfns--) { + struct page *page = pfn_to_page(vb->pfns[vb->num_pfns - 1]); + /* + * Release our refcount on the page so that it can be reclaimed + * when necessary. + */ + page_cache_release(page); + } + __mark_inode_dirty(&the_inode.inode, I_DIRTY_PAGES); +} + +static inline void update_stat(struct virtio_balloon *vb, int idx, + u64 val) +{ + BUG_ON(idx >= VIRTIO_BALLOON_S_NR); + vb->stats[idx].tag = idx; + vb->stats[idx].val = val; +} + +#define pages_to_bytes(x) ((u64)(x) << PAGE_SHIFT) + +static inline u32 config_pages(s...
2012 Jul 25
0
No subject
...;> + * Release our refcount on the page so that it can be reclaimed > >> + * when necessary. > >> + */ > >> + page_cache_release(page); > >> + } > >> + __mark_inode_dirty(&the_inode.inode, I_DIRTY_PAGES); > >> +} > >> + > >> +static inline void update_stat(struct virtio_balloon *vb, int idx, > >> + u64 val) > >> +{ > >> + BUG_ON(idx >= VIRTIO_BALLOON_S_NR); > >> + vb->stats[idx].tag = idx; >...
2012 Jul 25
0
No subject
...;> + * Release our refcount on the page so that it can be reclaimed > >> + * when necessary. > >> + */ > >> + page_cache_release(page); > >> + } > >> + __mark_inode_dirty(&the_inode.inode, I_DIRTY_PAGES); > >> +} > >> + > >> +static inline void update_stat(struct virtio_balloon *vb, int idx, > >> + u64 val) > >> +{ > >> + BUG_ON(idx >= VIRTIO_BALLOON_S_NR); > >> + vb->stats[idx].tag = idx; >...
2011 Jun 24
10
[PATCH 0/9] remove i_alloc_sem V2
i_alloc_sem has always been a bit of an odd "lock". It''s the only remaining rw_semaphore that can be released by a different thread than the one that locked it, and it''s use case in the core direct I/O code is more like a counter given that the writers already have external serialization. This series removes it in favour of a simpler counter scheme, thus getting rid