3 files changed, 22 insertions, 45 deletions

diff --git a/include/asm-s390/checksum.h b/include/asm-s390/checksum.h
index 0a3cd7ec8451..d5a8e7c1477c 100644
--- a/include/asm-s390/checksum.h
+++ b/include/asm-s390/checksum.h
@@ -121,50 +121,21 @@ csum_tcpudp_nofold(__be32 saddr, __be32 daddr,
                    unsigned short len, unsigned short proto,
                    __wsum sum)
 {
-#ifndef __s390x__
-        asm volatile(
-                "       alr     %0,%1\n" /* sum += saddr */
-                "       brc     12,0f\n"
-                "       ahi     %0,1\n"  /* add carry */
-                "0:"
-                : "+&d" (sum) : "d" (saddr) : "cc");
-        asm volatile(
-                "       alr     %0,%1\n" /* sum += daddr */
-                "       brc     12,1f\n"
-                "       ahi     %0,1\n"  /* add carry */
-                "1:"
-                : "+&d" (sum) : "d" (daddr) : "cc");
-        asm volatile(
-                "       alr     %0,%1\n" /* sum += len + proto */
-                "       brc     12,2f\n"
-                "       ahi     %0,1\n"  /* add carry */
-                "2:"
-                : "+&d" (sum)
-                : "d" (len + proto)
-                : "cc");
-#else /* __s390x__ */
-        asm volatile(
-                "       lgfr    %0,%0\n"
-                "       algr    %0,%1\n"  /* sum += saddr */
-                "       brc     12,0f\n"
-                "       aghi    %0,1\n"   /* add carry */
-                "0:     algr    %0,%2\n"  /* sum += daddr */
-                "       brc     12,1f\n"
-                "       aghi    %0,1\n"   /* add carry */
-                "1:     algfr   %0,%3\n"  /* sum += len + proto */
-                "       brc     12,2f\n"
-                "       aghi    %0,1\n"   /* add carry */
-                "2:     srlg    0,%0,32\n"
-                "       alr     %0,0\n"   /* fold to 32 bits */
-                "       brc     12,3f\n"
-                "       ahi     %0,1\n"   /* add carry */
-                "3:     llgfr   %0,%0"
-                : "+&d" (sum)
-                : "d" (saddr), "d" (daddr),
-                  "d" (len + proto)
-                : "cc", "0");
-#endif /* __s390x__ */
-        return sum;
+        __u32 csum = (__force __u32)sum;
+
+        csum += (__force __u32)saddr;
+        if (csum < (__force __u32)saddr)
+                csum++;
+
+        csum += (__force __u32)daddr;
+        if (csum < (__force __u32)daddr)
+                csum++;
+
+        csum += len + proto;
+        if (csum < len + proto)
+                csum++;
+
+        return (__force __wsum)csum;
 }
 
 /*
diff --git a/include/asm-s390/ipl.h b/include/asm-s390/ipl.h
index 660f78271a93..0eb64083480a 100644
--- a/include/asm-s390/ipl.h
+++ b/include/asm-s390/ipl.h
@@ -14,9 +14,13 @@
 #define IPL_PARM_BLK_FCP_LEN (sizeof(struct ipl_list_hdr) + \
                               sizeof(struct ipl_block_fcp))
 
+#define IPL_PARM_BLK0_FCP_LEN (sizeof(struct ipl_block_fcp) + 8)
+
 #define IPL_PARM_BLK_CCW_LEN (sizeof(struct ipl_list_hdr) + \
                               sizeof(struct ipl_block_ccw))
 
+#define IPL_PARM_BLK0_CCW_LEN (sizeof(struct ipl_block_ccw) + 8)
+
 #define IPL_MAX_SUPPORTED_VERSION (0)
 
 #define IPL_PARMBLOCK_START     ((struct ipl_parameter_block *) \
@@ -58,6 +62,7 @@ struct ipl_block_ccw {
         u8  vm_flags;
         u8  reserved3[3];
         u32 vm_parm_len;
+        u8  reserved4[80];
 } __attribute__((packed));
 
 struct ipl_parameter_block {
diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h
index fb6fef97d739..5c6f00d62df8 100644
--- a/include/asm-s390/unistd.h
+++ b/include/asm-s390/unistd.h
@@ -250,8 +250,9 @@
 /* Number 310 is reserved for new sys_move_pages */
 #define __NR_getcpu             311
 #define __NR_epoll_pwait        312
+#define __NR_utimes             313
 
-#define NR_syscalls 313
+#define NR_syscalls 314
 
 /* 
  * There are some system calls that are not present on 64 bit, some