Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / sparc64 / solaris / misc.c

diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 15b4cfe..036d5f2 100644 (file)
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -17,6 +17,7 @@
 #include <linux/timex.h>
 #include <linux/major.h>
 #include <linux/compat.h>
+#include <linux/vs_cvirt.h>
 
 #include <asm/uaccess.h>
 #include <asm/string.h>
@@ -90,7 +91,7 @@ static u32 do_solaris_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u64 o
        len = PAGE_ALIGN(len);
        if(!(flags & MAP_FIXED))
                addr = 0;
-       else if (len > 0xf0000000UL || addr > 0xf0000000UL - len)
+       else if (len > STACK_TOP32 || addr > STACK_TOP32 - len)
                goto out_putf;
        ret_type = flags & _MAP_NEW;
        flags &= ~_MAP_NEW;
@@ -102,7 +103,7 @@ static u32 do_solaris_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u64 o
                         (unsigned long) prot, (unsigned long) flags, off);
        up_write(&current->mm->mmap_sem);
        if(!ret_type)
-               retval = ((retval < 0xf0000000) ? 0 : retval);
+               retval = ((retval < STACK_TOP32) ? 0 : retval);
                                
 out_putf:
        if (file)
@@ -239,7 +240,7 @@ asmlinkage int solaris_utssys(u32 buf, u32 flags, int which, u32 buf2)
                /* Let's cheat */
                err  = set_utsfield(v->sysname, "SunOS", 1, 0);
                down_read(&uts_sem);
-               err |= set_utsfield(v->nodename, system_utsname.nodename,
+               err |= set_utsfield(v->nodename, vx_new_uts(nodename),
                                    1, 1);
                up_read(&uts_sem);
                err |= set_utsfield(v->release, "2.6", 0, 0);
@@ -263,7 +264,7 @@ asmlinkage int solaris_utsname(u32 buf)
        /* Why should we not lie a bit? */
        down_read(&uts_sem);
        err  = set_utsfield(v->sysname, "SunOS", 0, 0);
-       err |= set_utsfield(v->nodename, system_utsname.nodename, 1, 1);
+       err |= set_utsfield(v->nodename, vx_new_uts(nodename), 1, 1);
        err |= set_utsfield(v->release, "5.6", 0, 0);
        err |= set_utsfield(v->version, "Generic", 0, 0);
        err |= set_utsfield(v->machine, machine(), 0, 0);
@@ -295,7 +296,7 @@ asmlinkage int solaris_sysinfo(int cmd, u32 buf, s32 count)
        case SI_HOSTNAME:
                r = buffer + 256;
                down_read(&uts_sem);
-               for (p = system_utsname.nodename, q = buffer; 
+               for (p = vx_new_uts(nodename), q = buffer;
                     q < r && *p && *p != '.'; *q++ = *p++);
                up_read(&uts_sem);
                *q = 0;
@@ -353,7 +354,7 @@ asmlinkage int solaris_sysconf(int id)
 {
        switch (id) {
        case SOLARIS_CONFIG_NGROUPS:    return NGROUPS_MAX;
-       case SOLARIS_CONFIG_CHILD_MAX:  return CHILD_MAX;
+       case SOLARIS_CONFIG_CHILD_MAX:  return -1; /* no limit */
        case SOLARIS_CONFIG_OPEN_FILES: return OPEN_MAX;
        case SOLARIS_CONFIG_POSIX_VER:  return 199309;
        case SOLARIS_CONFIG_PAGESIZE:   return PAGE_SIZE;
@@ -737,7 +738,8 @@ MODULE_LICENSE("GPL");
 extern u32 tl0_solaris[8];
 #define update_ttable(x)                                                                               \
        tl0_solaris[3] = (((long)(x) - (long)tl0_solaris - 3) >> 2) | 0x40000000;                       \
-       __asm__ __volatile__ ("membar #StoreStore; flush %0" : : "r" (&tl0_solaris[3]))
+       wmb();          \
+       __asm__ __volatile__ ("flush %0" : : "r" (&tl0_solaris[3]))
 #else
 #endif 
 
@@ -761,7 +763,8 @@ int init_module(void)
        entry64_personality_patch |=
                (offsetof(struct task_struct, personality) +
                 (sizeof(unsigned long) - 1));
-       __asm__ __volatile__("membar #StoreStore; flush %0"
+       wmb();
+       __asm__ __volatile__("flush %0"
                             : : "r" (&entry64_personality_patch));
        return 0;
 }