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[Qemu-devel] [PATCH 4/6] Cleanup posix-aio.compat.c off all the old code
From: |
Arun R Bharadwaj |
Subject: |
[Qemu-devel] [PATCH 4/6] Cleanup posix-aio.compat.c off all the old code. |
Date: |
Thu, 18 Nov 2010 23:37:09 +0530 |
User-agent: |
StGit/0.15 |
Cleanup posix-aio.compat.c off all the old code which
is now useless after introducing the generic threadlet
infrasturcture.
Signed-off-by: Arun R Bharadwaj <address@hidden>
---
posix-aio-compat.c | 57 +---------------------------------------------------
1 files changed, 1 insertions(+), 56 deletions(-)
diff --git a/posix-aio-compat.c b/posix-aio-compat.c
index 3f3c461..eb82fa4 100644
--- a/posix-aio-compat.c
+++ b/posix-aio-compat.c
@@ -70,10 +70,8 @@ struct qemu_paiocb {
int ev_signo;
off_t aio_offset;
- QTAILQ_ENTRY(qemu_paiocb) node;
int aio_type;
ssize_t ret;
- int active;
struct qemu_paiocb *next;
int async_context_id;
@@ -238,19 +236,10 @@ static void threadlet_queue_init(ThreadletQueue *queue,
qemu_cond_init(&queue->cond);
}
-static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
-static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
-static pthread_t thread_id;
-static pthread_attr_t attr;
-static int max_threads = 64;
-static int cur_threads = 0;
-static int idle_threads = 0;
-static QTAILQ_HEAD(, qemu_paiocb) request_list;
-
#ifdef CONFIG_PREADV
static int preadv_present = 1;
#else
-static int preadv_present = 0;
+static int preadv_present;
#endif
static void die2(int err, const char *what)
@@ -264,39 +253,6 @@ static void die(const char *what)
die2(errno, what);
}
-static void mutex_lock(pthread_mutex_t *mutex)
-{
- int ret = pthread_mutex_lock(mutex);
- if (ret) die2(ret, "pthread_mutex_lock");
-}
-
-static void mutex_unlock(pthread_mutex_t *mutex)
-{
- int ret = pthread_mutex_unlock(mutex);
- if (ret) die2(ret, "pthread_mutex_unlock");
-}
-
-static int cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
- struct timespec *ts)
-{
- int ret = pthread_cond_timedwait(cond, mutex, ts);
- if (ret && ret != ETIMEDOUT) die2(ret, "pthread_cond_timedwait");
- return ret;
-}
-
-static void cond_signal(pthread_cond_t *cond)
-{
- int ret = pthread_cond_signal(cond);
- if (ret) die2(ret, "pthread_cond_signal");
-}
-
-static void thread_create(pthread_t *thread, pthread_attr_t *attr,
- void *(*start_routine)(void*), void *arg)
-{
- int ret = pthread_create(thread, attr, start_routine, arg);
- if (ret) die2(ret, "pthread_create");
-}
-
static ssize_t handle_aiocb_ioctl(struct qemu_paiocb *aiocb)
{
int ret;
@@ -741,7 +697,6 @@ int paio_init(void)
struct sigaction act;
PosixAioState *s;
int fds[2];
- int ret;
if (posix_aio_state)
return 0;
@@ -771,16 +726,6 @@ int paio_init(void)
qemu_aio_set_fd_handler(s->rfd, posix_aio_read, NULL, posix_aio_flush,
posix_aio_process_queue, s);
- ret = pthread_attr_init(&attr);
- if (ret)
- die2(ret, "pthread_attr_init");
-
- ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
- if (ret)
- die2(ret, "pthread_attr_setdetachstate");
-
- QTAILQ_INIT(&request_list);
-
posix_aio_state = s;
return 0;
}
- [Qemu-devel] [PATCH 0/6] v12: Threadlets: A generic task offloading framework., Arun R Bharadwaj, 2010/11/18
- [Qemu-devel] [PATCH 1/6] Make the necessary changes in Makefile and configure file., Arun R Bharadwaj, 2010/11/18
- [Qemu-devel] [PATCH 2/6] Move paio_cancel() to new infrastructure., Arun R Bharadwaj, 2010/11/18
- [Qemu-devel] [PATCH 3/6] Move qemu_paio_submit() to the new infrastructure., Arun R Bharadwaj, 2010/11/18
- [Qemu-devel] [PATCH 4/6] Cleanup posix-aio.compat.c off all the old code.,
Arun R Bharadwaj <=
- [Qemu-devel] [PATCH 5/6] Move threadlets infrastructure to qemu-threadlets.c, Arun R Bharadwaj, 2010/11/18
- [Qemu-devel] [PATCH 6/6] Add helper functions to enable virtio-9p make use of the threadlets, Arun R Bharadwaj, 2010/11/18