sanchayanmaity/minix
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Revert to using flushtlb instead of invlpg

Browse source 
Somehow the usage of invlpg causes Minix to crash on Qemu. Reverting
temporarily until we have a proper fix.
This commit is contained in:
Thomas Veerman 2011-09-27 15:15:51 +00:00
parent bc0a39238e
commit 8c9e62b299
1 changed files with 4 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
servers/vm/arch/i386/pagetable.c
View file

@ -333,8 +333,8 @@ PUBLIC void *vm_allocpage(phys_bytes *phys, int reason)
return NULL;
}
if((r=sys_vmctl(SELF, VMCTL_I386_INVLPG, loc)) != OK) {
panic("VMCTL_I386_INVLPG failed: %d", r);
if((r=sys_vmctl(SELF, VMCTL_FLUSHTLB, 0)) != OK) {
panic("VMCTL_FLUSHTLB failed: %d", r);
}
level--;
@ -370,8 +370,8 @@ PUBLIC void vm_pagelock(void *vir, int lockflag)
panic("vm_lockpage: pt_writemap failed");
}
if((r=sys_vmctl(SELF, VMCTL_I386_INVLPG, m)) != OK) {
panic("VMCTL_I386_INVLPG failed: %d", r);
if((r=sys_vmctl(SELF, VMCTL_FLUSHTLB, 0)) != OK) {
panic("VMCTL_FLUSHTLB failed: %d", r);
}
return;