Re: load-store emulation with SIGSEGV (gate.S bug?)

From: Jeffrey William Lake <>
Date: 2003-10-18 01:26:13
After some investigation I discovered that a "flushrs" at the start of my
signal handler cured the problem.

Looking at "arch/ia64/kernel/gate.S" revealed that a "cover" is used to
get the registers onto the backing store (commented as such several
times), but by my understanding there is enough scope from the instruction
description that they may be cached. Therefore, should gate.S include a
"flushrs" as well or, for performance reasons be left for the user to

To unsubscribe from this list: send the line "unsubscribe linux-ia64" in
the body of a message to
More majordomo info at
Received on Fri Oct 17 11:29:29 2003

This archive was generated by hypermail 2.1.8 : 2005-08-02 09:20:19 EST