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my state.

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trying to get some memory optimisation (less pagetable reloading,
less tlb purging) features working smoothly.

to be documented when committing to trunk :)
This commit is contained in:
Ben Gras
2009-06-06 23:27:10 +00:00
parent 9d56ac3fc9
commit 4dae6c4bbc
30 changed files with 721 additions and 588 deletions
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11
lib/syslib/sys_vmctl.c
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@@ -43,7 +43,7 @@ PUBLIC int sys_vmctl_get_cr3_i386(endpoint_t who, u32_t *cr3)
}
PUBLIC int sys_vmctl_get_memreq(endpoint_t *who, vir_bytes *mem,
vir_bytes *len, int *wrflag)
vir_bytes *len, int *wrflag, endpoint_t *requestor)
{
message m;
int r;
@@ -56,7 +56,16 @@ PUBLIC int sys_vmctl_get_memreq(endpoint_t *who, vir_bytes *mem,
*mem = (vir_bytes) m.SVMCTL_MRG_ADDR;
*len = m.SVMCTL_MRG_LEN;
*wrflag = m.SVMCTL_MRG_WRITE;
*requestor = (endpoint_t) m.SVMCTL_MRG_REQUESTOR;
}
return r;
}
PUBLIC int sys_vmctl_enable_paging(struct mem_map *map)
{
message m;
m.SVMCTL_WHO = SELF;
m.SVMCTL_PARAM = VMCTL_ENABLE_PAGING;
m.SVMCTL_VALUE = (int) map;
return _taskcall(SYSTASK, SYS_VMCTL, &m);
}