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-rw-r--r--xlators/performance/read-ahead/src/page.c47
-rw-r--r--xlators/performance/read-ahead/src/read-ahead.c142
2 files changed, 84 insertions, 105 deletions
diff --git a/xlators/performance/read-ahead/src/page.c b/xlators/performance/read-ahead/src/page.c
index 1a781404940..f9117dca506 100644
--- a/xlators/performance/read-ahead/src/page.c
+++ b/xlators/performance/read-ahead/src/page.c
@@ -29,13 +29,11 @@
#include "read-ahead.h"
#include <assert.h>
-
ra_page_t *
-ra_page_get (ra_file_t *file,
- off_t offset)
+ra_page_get (ra_file_t *file, off_t offset)
{
ra_page_t *page = NULL;
- off_t rounded_offset = 0;
+ off_t rounded_offset = 0;
page = file->pages.next;
rounded_offset = floor (offset, file->page_size);
@@ -53,9 +51,9 @@ ra_page_get (ra_file_t *file,
ra_page_t *
ra_page_create (ra_file_t *file, off_t offset)
{
- ra_page_t *page = NULL;
+ ra_page_t *page = NULL;
off_t rounded_offset = 0;
- ra_page_t *newpage = NULL;
+ ra_page_t *newpage = NULL;
page = file->pages.next;
rounded_offset = floor (offset, file->page_size);
@@ -88,7 +86,6 @@ ra_wait_on_page (ra_page_t *page, call_frame_t *frame)
ra_waitq_t *waitq = NULL;
ra_local_t *local = NULL;
-
local = frame->local;
waitq = CALLOC (1, sizeof (*waitq));
if (!waitq) {
@@ -132,15 +129,15 @@ ra_fault_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t count, struct stat *stbuf, struct iobref *iobref)
{
ra_local_t *local = NULL;
- off_t pending_offset = 0;
+ off_t pending_offset = 0;
ra_file_t *file = NULL;
ra_page_t *page = NULL;
- off_t trav_offset = 0;
- size_t payload_size = 0;
+ off_t trav_offset = 0;
+ size_t payload_size = 0;
ra_waitq_t *waitq = NULL;
fd_t *fd = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
local = frame->local;
fd = local->fd;
@@ -202,9 +199,7 @@ unlock:
void
-ra_page_fault (ra_file_t *file,
- call_frame_t *frame,
- off_t offset)
+ra_page_fault (ra_file_t *file, call_frame_t *frame, off_t offset)
{
call_frame_t *fault_frame = NULL;
ra_local_t *fault_local = NULL;
@@ -230,12 +225,11 @@ ra_frame_fill (ra_page_t *page, call_frame_t *frame)
{
ra_local_t *local = NULL;
ra_fill_t *fill = NULL;
- off_t src_offset = 0;
- off_t dst_offset = 0;
- ssize_t copy_size = 0;
+ off_t src_offset = 0;
+ off_t dst_offset = 0;
+ ssize_t copy_size = 0;
ra_fill_t *new = NULL;
-
local = frame->local;
fill = &local->fill;
@@ -289,15 +283,15 @@ ra_frame_fill (ra_page_t *page, call_frame_t *frame)
void
ra_frame_unwind (call_frame_t *frame)
{
- ra_local_t *local = NULL;
- ra_fill_t *fill = NULL;
+ ra_local_t *local = NULL;
+ ra_fill_t *fill = NULL;
int32_t count = 0;
- struct iovec *vector;
+ struct iovec *vector;
int32_t copied = 0;
struct iobref *iobref = NULL;
- ra_fill_t *next = NULL;
- fd_t *fd = NULL;
- ra_file_t *file = NULL;
+ ra_fill_t *next = NULL;
+ fd_t *fd = NULL;
+ ra_file_t *file = NULL;
int ret = 0;
uint64_t tmp_file = 0;
@@ -359,7 +353,7 @@ ra_frame_unwind (call_frame_t *frame)
void
ra_frame_return (call_frame_t *frame)
{
- ra_local_t *local = NULL;
+ ra_local_t *local = NULL;
int32_t wait_count = 0;
local = frame->local;
@@ -482,4 +476,3 @@ ra_file_destroy (ra_file_t *file)
pthread_mutex_destroy (&file->file_lock);
free (file);
}
-
diff --git a/xlators/performance/read-ahead/src/read-ahead.c b/xlators/performance/read-ahead/src/read-ahead.c
index 6d015f70ba3..1346874b8b4 100644
--- a/xlators/performance/read-ahead/src/read-ahead.c
+++ b/xlators/performance/read-ahead/src/read-ahead.c
@@ -37,10 +37,8 @@
#include <assert.h>
#include <sys/time.h>
-
static void
-read_ahead (call_frame_t *frame,
- ra_file_t *file);
+read_ahead (call_frame_t *frame, ra_file_t *file);
int
@@ -60,7 +58,7 @@ ra_open_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
file = CALLOC (1, sizeof (*file));
if (!file) {
gf_log (this->name, GF_LOG_ERROR,
- "out of memory :(");
+ "out of memory");
goto unwind;
}
@@ -111,8 +109,8 @@ unwind:
int
ra_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- fd_t *fd, inode_t *inode, struct stat *buf)
+ int32_t op_ret, int32_t op_errno, fd_t *fd, inode_t *inode,
+ struct stat *buf)
{
ra_conf_t *conf = NULL;
ra_file_t *file = NULL;
@@ -127,7 +125,7 @@ ra_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
file = CALLOC (1, sizeof (*file));
if (!file) {
gf_log (this->name, GF_LOG_ERROR,
- "out of memory :(");
+ "out of memory");
goto unwind;
}
@@ -174,8 +172,8 @@ unwind:
int
-ra_open (call_frame_t *frame, xlator_t *this,
- loc_t *loc, int32_t flags, fd_t *fd)
+ra_open (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
+ fd_t *fd)
{
STACK_WIND (frame, ra_open_cbk,
FIRST_CHILD (this),
@@ -186,8 +184,8 @@ ra_open (call_frame_t *frame, xlator_t *this,
}
int
-ra_create (call_frame_t *frame, xlator_t *this,
- loc_t *loc, int32_t flags, mode_t mode, fd_t *fd)
+ra_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
+ mode_t mode, fd_t *fd)
{
STACK_WIND (frame, ra_create_cbk,
FIRST_CHILD(this),
@@ -202,15 +200,11 @@ ra_create (call_frame_t *frame, xlator_t *this,
*/
static void
-flush_region (call_frame_t *frame,
- ra_file_t *file,
- off_t offset,
- off_t size)
+flush_region (call_frame_t *frame, ra_file_t *file, off_t offset, off_t size)
{
ra_page_t *trav = NULL;
ra_page_t *next = NULL;
-
ra_file_lock (file);
{
trav = file->pages.next;
@@ -228,10 +222,8 @@ flush_region (call_frame_t *frame,
}
-
int
-ra_release (xlator_t *this,
- fd_t *fd)
+ra_release (xlator_t *this, fd_t *fd)
{
uint64_t tmp_file = 0;
int ret = 0;
@@ -252,7 +244,7 @@ read_ahead (call_frame_t *frame, ra_file_t *file)
off_t ra_offset = 0;
size_t ra_size = 0;
off_t trav_offset = 0;
- ra_page_t *trav = NULL;
+ ra_page_t *trav = NULL;
off_t cap = 0;
char fault = 0;
@@ -328,20 +320,18 @@ ra_need_atime_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
static void
-dispatch_requests (call_frame_t *frame,
- ra_file_t *file)
+dispatch_requests (call_frame_t *frame, ra_file_t *file)
{
- ra_local_t *local = NULL;
- ra_conf_t *conf = NULL;
+ ra_local_t *local = NULL;
+ ra_conf_t *conf = NULL;
off_t rounded_offset = 0;
off_t rounded_end = 0;
off_t trav_offset = 0;
- ra_page_t *trav = NULL;
- call_frame_t *ra_frame = NULL;
+ ra_page_t *trav = NULL;
+ call_frame_t *ra_frame = NULL;
char need_atime_update = 1;
char fault = 0;
-
local = frame->local;
conf = file->conf;
@@ -408,9 +398,8 @@ dispatch_requests (call_frame_t *frame,
int
ra_readv_disabled_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int32_t op_ret, int32_t op_errno,
- struct iovec *vector, int32_t count, struct stat *stbuf,
- struct iobref *iobref)
+ int32_t op_ret, int32_t op_errno, struct iovec *vector,
+ int32_t count, struct stat *stbuf, struct iobref *iobref)
{
STACK_UNWIND (frame, op_ret, op_errno, vector, count, stbuf, iobref);
@@ -419,16 +408,16 @@ ra_readv_disabled_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int
-ra_readv (call_frame_t *frame, xlator_t *this,
- fd_t *fd, size_t size, off_t offset)
+ra_readv (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
+ off_t offset)
{
ra_file_t *file = NULL;
ra_local_t *local = NULL;
ra_conf_t *conf = NULL;
- int op_errno = 0;
- int ret = 0;
- char expected_offset = 1;
- uint64_t tmp_file = 0;
+ int op_errno = 0;
+ int ret = 0;
+ char expected_offset = 1;
+ uint64_t tmp_file = 0;
conf = this->private;
@@ -472,7 +461,7 @@ ra_readv (call_frame_t *frame, xlator_t *this,
local = (void *) CALLOC (1, sizeof (*local));
if (!local) {
gf_log (this->name, GF_LOG_ERROR,
- "out of memory :(");
+ "out of memory");
op_errno = ENOMEM;
goto unwind;
}
@@ -509,10 +498,7 @@ unwind:
int
-ra_flush_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
+ra_flush_cbk (call_frame_t *frame, void *cookie, xlator_t *this, int32_t op_ret,
int32_t op_errno)
{
STACK_UNWIND (frame, op_ret, op_errno);
@@ -524,8 +510,8 @@ int
ra_flush (call_frame_t *frame, xlator_t *this, fd_t *fd)
{
ra_file_t *file = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
ret = fd_ctx_get (fd, this, &tmp_file);
file = (ra_file_t *)(long)tmp_file;
@@ -543,12 +529,11 @@ ra_flush (call_frame_t *frame, xlator_t *this, fd_t *fd)
int
-ra_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd,
- int32_t datasync)
+ra_fsync (call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t datasync)
{
ra_file_t *file = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
ret = fd_ctx_get (fd, this, &tmp_file);
file = (ra_file_t *)(long)tmp_file;
@@ -571,8 +556,8 @@ ra_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
{
fd_t *fd = NULL;
ra_file_t *file = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
fd = frame->local;
@@ -590,13 +575,12 @@ ra_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int
-ra_writev (call_frame_t *frame, xlator_t *this, fd_t *fd,
- struct iovec *vector, int32_t count, off_t offset,
- struct iobref *iobref)
+ra_writev (call_frame_t *frame, xlator_t *this, fd_t *fd, struct iovec *vector,
+ int32_t count, off_t offset, struct iobref *iobref)
{
ra_file_t *file = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
ret = fd_ctx_get (fd, this, &tmp_file);
file = (ra_file_t *)(long)tmp_file;
@@ -629,14 +613,13 @@ ra_attr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int
-ra_truncate (call_frame_t *frame, xlator_t *this,
- loc_t *loc, off_t offset)
+ra_truncate (call_frame_t *frame, xlator_t *this, loc_t *loc, off_t offset)
{
ra_file_t *file = NULL;
fd_t *iter_fd = NULL;
inode_t *inode = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
inode = loc->inode;
@@ -663,14 +646,13 @@ ra_truncate (call_frame_t *frame, xlator_t *this,
int
-ra_fstat (call_frame_t *frame, xlator_t *this,
- fd_t *fd)
+ra_fstat (call_frame_t *frame, xlator_t *this, fd_t *fd)
{
ra_file_t *file = NULL;
fd_t *iter_fd = NULL;
inode_t *inode = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
inode = fd->inode;
@@ -697,14 +679,13 @@ ra_fstat (call_frame_t *frame, xlator_t *this,
int
-ra_fchown (call_frame_t *frame, xlator_t *this,
- fd_t *fd, uid_t uid, gid_t gid)
+ra_fchown (call_frame_t *frame, xlator_t *this, fd_t *fd, uid_t uid, gid_t gid)
{
ra_file_t *file = NULL;
fd_t *iter_fd = NULL;
inode_t *inode = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
inode = fd->inode;
@@ -731,14 +712,13 @@ ra_fchown (call_frame_t *frame, xlator_t *this,
int
-ra_ftruncate (call_frame_t *frame, xlator_t *this,
- fd_t *fd, off_t offset)
+ra_ftruncate (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset)
{
ra_file_t *file = NULL;
fd_t *iter_fd = NULL;
inode_t *inode = NULL;
- int ret = 0;
- uint64_t tmp_file = 0;
+ int ret = 0;
+ uint64_t tmp_file = 0;
inode = fd->inode;
@@ -767,12 +747,13 @@ int
init (xlator_t *this)
{
ra_conf_t *conf;
- dict_t *options = this->options;
- char *page_count_string = NULL;
+ dict_t *options = this->options;
+ char *page_count_string = NULL;
if (!this->children || this->children->next) {
gf_log (this->name, GF_LOG_ERROR,
- "FATAL: read-ahead not configured with exactly one child");
+ "FATAL: read-ahead not configured with exactly one"
+ " child");
return -1;
}
@@ -791,11 +772,13 @@ init (xlator_t *this)
"page-count"));
if (page_count_string)
{
- if (gf_string2uint_base10 (page_count_string, &conf->page_count) != 0)
+ if (gf_string2uint_base10 (page_count_string, &conf->page_count)
+ != 0)
{
gf_log ("read-ahead",
GF_LOG_ERROR,
- "invalid number format \"%s\" of \"option page-count\"",
+ "invalid number format \"%s\" of \"option "
+ "page-count\"",
page_count_string);
return -1;
}
@@ -806,13 +789,16 @@ init (xlator_t *this)
if (dict_get (options, "force-atime-update")) {
char *force_atime_update_str = data_to_str (dict_get (options,
"force-atime-update"));
- if (gf_string2boolean (force_atime_update_str, &conf->force_atime_update) == -1) {
+ if (gf_string2boolean (force_atime_update_str,
+ &conf->force_atime_update) == -1) {
gf_log (this->name, GF_LOG_ERROR,
- "'force-atime-update' takes only boolean options");
+ "'force-atime-update' takes only boolean "
+ "options");
return -1;
}
if (conf->force_atime_update)
- gf_log (this->name, GF_LOG_DEBUG, "Forcing atime updates on cache hit");
+ gf_log (this->name, GF_LOG_DEBUG, "Forcing atime "
+ "updates on cache hit");
}
conf->files.next = &conf->files;