From: Matthew Wilcox (Oracle) Date: Tue, 20 Apr 2021 17:22:45 +0000 (+0100) Subject: arm64: Show three registers per line X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0bca3ec846d7a9ea5bddc3b5ab55f6968e690a84;p=linux.git arm64: Show three registers per line Displaying two registers per line takes 15 lines. That improves to just 10 lines if we display three registers per line, which reduces the amount of information lost when oopses are cut off. It stays within 80 columns and matches x86-64. Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Kees Cook Acked-by: Will Deacon Link: https://lore.kernel.org/r/20210420172245.3679077-1-willy@infradead.org Signed-off-by: Catalin Marinas --- diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 6aa053462400c..0da0fd4ed1d01 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -292,13 +292,10 @@ void __show_regs(struct pt_regs *regs) i = top_reg; while (i >= 0) { - printk("x%-2d: %016llx ", i, regs->regs[i]); - i--; + printk("x%-2d: %016llx", i, regs->regs[i]); - if (i % 2 == 0) { - pr_cont("x%-2d: %016llx ", i, regs->regs[i]); - i--; - } + while (i-- % 3) + pr_cont(" x%-2d: %016llx", i, regs->regs[i]); pr_cont("\n"); }