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Change GDB_BUFSZ to be large enough to hold a register dump where each

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register takes 16 characters (64-bit register in hex).  In practice this
is a slight bit of overkill as 7 of the 56 registers are only 32-bit, but
having the buffer too small results in remote kgdb trashing kernel memory
when it connects.

PR:		amd64/108673
Submitted by:	Ravi Murty, Nikhil Rao @ Intel
MFC after:	3 days
This commit is contained in:
jhb 2007-02-05 21:48:32 +00:00
parent abb828c3b9
commit adbe57597a
1 changed files with 1 additions and 1 deletions
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2
sys/amd64/include/gdb_machdep.h
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@ -29,7 +29,7 @@
#ifndef _MACHINE_GDB_MACHDEP_H_
#define _MACHINE_GDB_MACHDEP_H_
#define GDB_BUFSZ 500
#define GDB_BUFSZ (GDB_NREGS * 16)
#define GDB_NREGS 56
#define GDB_REG_PC 16