On Thu, Nov 22, 2007 at 11:15:55AM +0800, Shi Weihua wrote: > This patch removes some redundant code in the function setup_sigcontext(). > > The registers ar.ccv,b7,r14,ar.csd,ar.ssd,r2-r3 and r16-r31 are not restored > in restore_sigcontext() when (flags & IA64_SC_FLAG_IN_SYSCALL) is true. > So we don't need to zero those variables in setup_sigcontext(). Erm, couldn't those registers contain information the process shouldn't see? -- Intel are signing my paycheques ... these opinions are still mine "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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