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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-07-30 00:09:39 (GMT)
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-07-30 00:09:39 (GMT)
commit73bcc49959e4e40911dd0dd634bf1b353827df66 (patch)
tree6b0c1d440c490a65c51ab5cf5aee7095cb4089d3 /include/linux/splice.h
parent8447c4d15e357a458c9051ddc84aa6c8b9c27000 (diff)
parent28a33cbc24e4256c143dce96c7d93bf423229f92 (diff)
downloadlinux-fsl-qoriq-73bcc49959e4e40911dd0dd634bf1b353827df66.tar.xz
Merge tag 'v3.5'
Linux 3.5 * tag 'v3.5': (1242 commits) Linux 3.5 Remove SYSTEM_SUSPEND_DISK system state kdb: Switch to nolock variants of kmsg_dump functions printk: Implement some unlocked kmsg_dump functions printk: Remove kdb_syslog_data kdb: Revive dmesg command dm raid1: set discard_zeroes_data_unsupported dm thin: do not send discards to shared blocks dm raid1: fix crash with mirror recovery and discard pnfs-obj: Fix __r4w_get_page when offset is beyond i_size pnfs-obj: don't leak objio_state if ore_write/read fails ore: Unlock r4w pages in exact reverse order of locking ore: Remove support of partial IO request (NFS crash) ore: Fix NFS crash by supporting any unaligned RAID IO UBIFS: fix a bug in empty space fix-up cx25821: Remove bad strcpy to read-only char* HID: hid-multitouch: add support for Zytronic panels MIPS: PCI: Move fixups from __init to __devinit. MIPS: Fix bug.h MIPS build regression MIPS: sync-r4k: remove redundant irq operation ...
Diffstat (limited to 'include/linux/splice.h')
-rw-r--r--include/linux/splice.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/splice.h b/include/linux/splice.h
index 26e5b61..09a545a 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -51,7 +51,8 @@ struct partial_page {
struct splice_pipe_desc {
struct page **pages; /* page map */
struct partial_page *partial; /* pages[] may not be contig */
- int nr_pages; /* number of pages in map */
+ int nr_pages; /* number of populated pages in map */
+ unsigned int nr_pages_max; /* pages[] & partial[] arrays size */
unsigned int flags; /* splice flags */
const struct pipe_buf_operations *ops;/* ops associated with output pipe */
void (*spd_release)(struct splice_pipe_desc *, unsigned int);
@@ -85,9 +86,8 @@ extern ssize_t splice_direct_to_actor(struct file *, struct splice_desc *,
/*
* for dynamic pipe sizing
*/
-extern int splice_grow_spd(struct pipe_inode_info *, struct splice_pipe_desc *);
-extern void splice_shrink_spd(struct pipe_inode_info *,
- struct splice_pipe_desc *);
+extern int splice_grow_spd(const struct pipe_inode_info *, struct splice_pipe_desc *);
+extern void splice_shrink_spd(struct splice_pipe_desc *);
extern void spd_release_page(struct splice_pipe_desc *, unsigned int);
extern const struct pipe_buf_operations page_cache_pipe_buf_ops;