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authorLinus Torvalds <torvalds@linux-foundation.org>2011-10-28 16:42:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-28 16:42:18 -0700
commit97d2eb13a019ec09cc1a7ea2d3705c0b117b3c0d (patch)
tree86f6382941f8cfc41647d33d87bec7bc1407c18c /fs/ceph/super.h
parent68d99b2c8efcb6ed3807a55569300c53b5f88be5 (diff)
parent339573406737461cfb17bebabf7ba536a302d841 (diff)
Merge branch 'for-linus' of git://ceph.newdream.net/git/ceph-client
* 'for-linus' of git://ceph.newdream.net/git/ceph-client: libceph: fix double-free of page vector ceph: fix 32-bit ino numbers libceph: force resend of osd requests if we skip an osdmap ceph: use kernel DNS resolver ceph: fix ceph_monc_init memory leak ceph: let the set_layout ioctl set single traits Revert "ceph: don't truncate dirty pages in invalidate work thread" ceph: replace leading spaces with tabs libceph: warn on msg allocation failures libceph: don't complain on msgpool alloc failures libceph: always preallocate mon connection libceph: create messenger with client ceph: document ioctls ceph: implement (optional) max read size ceph: rename rsize -> rasize ceph: make readpages fully async
Diffstat (limited to 'fs/ceph/super.h')
-rw-r--r--fs/ceph/super.h19
1 files changed, 11 insertions, 8 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index a23eed526f05..b01442aaf278 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -36,7 +36,8 @@
#define ceph_test_mount_opt(fsc, opt) \
(!!((fsc)->mount_options->flags & CEPH_MOUNT_OPT_##opt))
-#define CEPH_RSIZE_DEFAULT (512*1024) /* readahead */
+#define CEPH_RSIZE_DEFAULT 0 /* max read size */
+#define CEPH_RASIZE_DEFAULT (8192*1024) /* readahead */
#define CEPH_MAX_READDIR_DEFAULT 1024
#define CEPH_MAX_READDIR_BYTES_DEFAULT (512*1024)
#define CEPH_SNAPDIRNAME_DEFAULT ".snap"
@@ -45,8 +46,9 @@ struct ceph_mount_options {
int flags;
int sb_flags;
- int wsize;
- int rsize; /* max readahead */
+ int wsize; /* max write size */
+ int rsize; /* max read size */
+ int rasize; /* max readahead */
int congestion_kb; /* max writeback in flight */
int caps_wanted_delay_min, caps_wanted_delay_max;
int cap_release_safety;
@@ -344,9 +346,10 @@ static inline struct ceph_vino ceph_vino(struct inode *inode)
* x86_64+ino32 64 32
* x86_64 64 64
*/
-static inline u32 ceph_ino_to_ino32(ino_t ino)
+static inline u32 ceph_ino_to_ino32(__u64 vino)
{
- ino ^= ino >> (sizeof(ino) * 8 - 32);
+ u32 ino = vino & 0xffffffff;
+ ino ^= vino >> 32;
if (!ino)
ino = 1;
return ino;
@@ -357,11 +360,11 @@ static inline u32 ceph_ino_to_ino32(ino_t ino)
*/
static inline ino_t ceph_vino_to_ino(struct ceph_vino vino)
{
- ino_t ino = (ino_t)vino.ino; /* ^ (vino.snap << 20); */
#if BITS_PER_LONG == 32
- ino = ceph_ino_to_ino32(ino);
+ return ceph_ino_to_ino32(vino.ino);
+#else
+ return (ino_t)vino.ino;
#endif
- return ino;
}
/*

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