work_restart should only be changed by cgminer.c now

driver-icarus.c

@@ -277,7 +277,6 @@ static uint64_t icarus_scanhash(struct thr_info *thr, struct work *work,
 				__maybe_unused uint64_t max_nonce)
 {
 	volatile unsigned long *wr = &work_restart[thr->id].restart;
-	*wr = 0;
 
 	struct cgpu_info *icarus;
 	int fd;

sha256_4way.c

@@ -111,8 +111,6 @@ bool ScanHash_4WaySSE2(int thr_id, const unsigned char *pmidstate,
 
 	pdata += 64;
 
-    work_restart[thr_id].restart = 0;
-
     for (;;)
     {
         unsigned int thash[9][NPAR] __attribute__((aligned(128)));

sha256_altivec_4way.c

@@ -84,8 +84,6 @@ bool ScanHash_altivec_4way(int thr_id, const unsigned char *pmidstate,
 
 	pdata += 64;
 
-    work_restart[thr_id].restart = 0;
-
     for (;;)
     {
         unsigned int thash[9][NPAR] __attribute__((aligned(128)));

sha256_cryptopp.c

@@ -589,8 +589,6 @@ bool scanhash_asm32(int thr_id, const unsigned char *midstate,
 
 	data += 64;
 
-	work_restart[thr_id].restart = 0;
-
 	while (1) {
 		n++;
 		*nonce = n;

sha256_generic.c

@@ -251,8 +251,6 @@ bool scanhash_c(int thr_id, const unsigned char *midstate, unsigned char *data,
 
 	data += 64;
 
-	work_restart[thr_id].restart = 0;
-
 	while (1) {
 		n++;
 		*nonce = n;

sha256_sse2_amd64.c

@@ -65,8 +65,6 @@ bool scanhash_sse2_64(int thr_id, const unsigned char *pmidstate,
 
 	pdata += 64;
 
-    work_restart[thr_id].restart = 0;
-
     /* For debugging */
     union {
         __m128i m;

sha256_sse2_i386.c

@@ -65,8 +65,6 @@ bool scanhash_sse2_32(int thr_id, const unsigned char *pmidstate,
 
 	pdata += 64;
 
-    work_restart[thr_id].restart = 0;
-
     /* Message expansion */
     memcpy(m_midstate, pmidstate, sizeof(m_midstate));
     memcpy(m_w, pdata, sizeof(m_w)); /* The 2nd half of the data */

sha256_sse4_amd64.c

@@ -62,8 +62,6 @@ bool scanhash_sse4_64(int thr_id, const unsigned char *pmidstate,
 
 	pdata += 64;
 
-    work_restart[thr_id].restart = 0;
-
     /* For debugging */
     union {
         __m128i m;

sha256_via.c

@@ -35,8 +35,6 @@ bool scanhash_via(int thr_id, const unsigned char *pmidstate,
 	unsigned long stat_ctr = 0;
 	int i;
 
-	work_restart[thr_id].restart = 0;
-
 	/* bitcoin gives us big endian input, but via wants LE,
 	 * so we reverse the swapping bitcoin has already done (extra work)
 	 * in order to permit the hardware to swap everything