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ioat: No longer abstract away pthread calls

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pthreads are widely supported and are available on any
platform we currently foresee porting to. Use that API
instead of attempting to abstract it away to simplify
the code.

Change-Id: I28123d427ea8da07c6329b0233f0702f2d85c2a0
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Ben Walker 2016-08-08 09:59:45 -07:00
parent 69c7ff06dc
commit 1f75a72781
3 changed files with 8 additions and 18 deletions
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14
lib/ioat/ioat.c
View File

@ -34,13 +34,15 @@
#include "ioat_internal.h"
#include "ioat_pci.h"
#include <pthread.h>
struct ioat_driver {
ioat_mutex_t lock;
pthread_mutex_t lock;
TAILQ_HEAD(, spdk_ioat_chan) attached_chans;
};
static struct ioat_driver g_ioat_driver = {
.lock = IOAT_MUTEX_INITIALIZER,
.lock = PTHREAD_MUTEX_INITIALIZER,
.attached_chans = TAILQ_HEAD_INITIALIZER(g_ioat_driver.attached_chans),
};
@ -532,7 +534,7 @@ spdk_ioat_probe(void *cb_ctx, spdk_ioat_probe_cb probe_cb, spdk_ioat_attach_cb a
int rc;
struct ioat_enum_ctx enum_ctx;
ioat_mutex_lock(&g_ioat_driver.lock);
pthread_mutex_lock(&g_ioat_driver.lock);
enum_ctx.probe_cb = probe_cb;
enum_ctx.attach_cb = attach_cb;
@ -540,7 +542,7 @@ spdk_ioat_probe(void *cb_ctx, spdk_ioat_probe_cb probe_cb, spdk_ioat_attach_cb a
rc = ioat_pci_enumerate(ioat_enum_cb, &enum_ctx);
ioat_mutex_unlock(&g_ioat_driver.lock);
pthread_mutex_unlock(&g_ioat_driver.lock);
return rc;
}
@ -553,9 +555,9 @@ spdk_ioat_detach(struct spdk_ioat_chan *ioat)
/* ioat should be in the free list (not registered to a thread)
* when calling ioat_detach().
*/
ioat_mutex_lock(&driver->lock);
pthread_mutex_lock(&driver->lock);
TAILQ_REMOVE(&driver->attached_chans, ioat, tailq);
ioat_mutex_unlock(&driver->lock);
pthread_mutex_unlock(&driver->lock);
ioat_channel_destruct(ioat);
free(ioat);

6
lib/ioat/ioat_impl.h
View File

@ -301,10 +301,4 @@ ioat_pci_enumerate(int (*enum_cb)(void *enum_ctx, struct spdk_pci_device *pci_de
#endif /* !SPDK_CONFIG_PCIACCESS */
typedef pthread_mutex_t ioat_mutex_t;
#define ioat_mutex_lock pthread_mutex_lock
#define ioat_mutex_unlock pthread_mutex_unlock
#define IOAT_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
#endif /* __IOAT_IMPL_H__ */

6
test/lib/ioat/unit/ioat_impl.h
View File

@ -50,10 +50,4 @@ ioat_pcicfg_unmap_bar(void *devhandle, uint32_t bar, void *addr)
return 0;
}
typedef pthread_mutex_t ioat_mutex_t;
#define ioat_mutex_lock pthread_mutex_lock
#define ioat_mutex_unlock pthread_mutex_unlock
#define IOAT_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
#endif /* __IOAT_IMPL_H__ */