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Correct previous; fix a miscalculation of offset-into-entry in MADV_SEQUENTIAL 

case.  Pointed out by pooka@.
This commit is contained in:
uebayasi 2010-01-31 01:40:12 +00:00
parent 04b824ef52
commit e93a6edc86
1 changed files with 4 additions and 3 deletions
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7
sys/uvm/uvm_fault.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_fault.c,v 1.131 2010/01/30 15:13:25 uebayasi Exp $ */
/* $NetBSD: uvm_fault.c,v 1.132 2010/01/31 01:40:12 uebayasi Exp $ */
/*
*
@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_fault.c,v 1.131 2010/01/30 15:13:25 uebayasi Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_fault.c,v 1.132 2010/01/31 01:40:12 uebayasi Exp $");
#include "opt_uvmhist.h"
@ -873,7 +873,7 @@ ReFault:
}
/* offset from entry's start to pgs' start */
const voff_t eoff = startva - ufi.entry->start;
voff_t eoff = startva - ufi.entry->start;
/* locked: maps(read) */
UVMHIST_LOG(maphist, " narrow=%d, back=%d, forw=%d, startva=0x%x",
@ -923,6 +923,7 @@ ReFault:
startva += (nback << PAGE_SHIFT);
npages -= nback;
nback = centeridx = 0;
eoff = startva - ufi.entry->start;
}
/* locked: maps(read), amap(if there) */