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vm: a bit more informative about failed pagefaults

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Change-Id: I2b72dfb9291670cb837dfdb279f519892575d4a6
This commit is contained in:
Ben Gras 2013-05-29 11:48:54 +00:00
parent 624e7c37d7
commit 4fb3945025
2 changed files with 4 additions and 2 deletions
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4
servers/vm/mem_anon.c
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@ -60,8 +60,10 @@ static int anon_pagefault(struct vmproc *vmp, struct vir_region *region,
assert(ph->ph->refcount > 0); assert(ph->ph->refcount > 0);
if((new_page_cl = alloc_mem(1, allocflags)) == NO_MEM) if((new_page_cl = alloc_mem(1, allocflags)) == NO_MEM) {
printf("anon_pagefault: out of memory\n");
return ENOMEM; return ENOMEM;
}
new_page = CLICK2ABS(new_page_cl); new_page = CLICK2ABS(new_page_cl);
/* Totally new block? Create it. */ /* Totally new block? Create it. */

2
servers/vm/region.c
View file

@ -730,7 +730,7 @@ int len;
} }
if(r != OK) { if(r != OK) {
printf("map_pf: memtype->ev_pagefault failed\n"); printf("map_pf: pagefault in %s failed\n", ph->memtype->name);
if(ph) if(ph)
pb_unreferenced(region, ph, 1); pb_unreferenced(region, ph, 1);
return r; return r;