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adb: Add five second timeout for USB writes on Linux host.

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This helps us recover when things go wrong during automated testing.

Change-Id: I006dbfaff7f70d51398ff12fbddcaee751453b78
Signed-off-by: Mike Lockwood <lockwood@android.com>
This commit is contained in:
Mike Lockwood 2010-02-19 17:45:57 -05:00
parent f91c96895d
commit fe582b5d32
2 changed files with 10 additions and 3 deletions
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2
adb/adb.h
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@ -33,7 +33,7 @@
#define ADB_VERSION_MAJOR 1 // Used for help/version information
#define ADB_VERSION_MINOR 0 // Used for help/version information
#define ADB_SERVER_VERSION 25 // Increment this when we want to force users to start a new adb server
#define ADB_SERVER_VERSION 26 // Increment this when we want to force users to start a new adb server
typedef struct amessage amessage;
typedef struct apacket apacket;

11
adb/usb_linux.c
View file

@ -21,6 +21,7 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/time.h>
#include <dirent.h>
#include <fcntl.h>
#include <errno.h>
@ -287,6 +288,8 @@ static int usb_bulk_write(usb_handle *h, const void *data, int len)
{
struct usbdevfs_urb *urb = &h->urb_out;
int res;
struct timeval tv;
struct timespec ts;
memset(urb, 0, sizeof(*urb));
urb->type = USBDEVFS_URB_TYPE_BULK;
@ -313,8 +316,12 @@ static int usb_bulk_write(usb_handle *h, const void *data, int len)
res = -1;
h->urb_out_busy = 1;
for(;;) {
adb_cond_wait(&h->notify, &h->lock);
if(h->dead) {
/* time out after five seconds */
gettimeofday(&tv, NULL);
ts.tv_sec = tv.tv_sec + 5;
ts.tv_nsec = tv.tv_usec * 1000L;
res = pthread_cond_timedwait(&h->notify, &h->lock, &ts);
if(res < 0 || h->dead) {
break;
}
if(h->urb_out_busy == 0) {