[Crash-utility] no swapper_space

Hi Dave, "kmem -i" aborts before it completes when swapping isn't enabled. This is a suggestion for fixing it. Regards, Per diff --git a/memory.c b/memory.c index 287285f..cb02c57 100755 --- a/memory.c +++ b/memory.c @@ -6717,7 +6717,7 @@ dump_kmeminfo(void) } else if (dump_vm_stat("NR_FILE_PAGES", &nr_file_pages, 0)) { char *swapper_space = GETBUF(SIZE(address_space)); - if (!readmem(symbol_value("swapper_space"), KVADDR, swapper_space, + if (!symbol_exists("swapper_space") || !readmem(symbol_value("swapper_space"), KVADDR, swapper_space, SIZE(address_space), "swapper_space", RETURN_ON_ERROR)) swapper_space_nrpages = 0; else @@ -6796,7 +6796,8 @@ dump_kmeminfo(void) * get swap data from dump_swap_info(). */ fprintf(fp, "\n"); - if (dump_swap_info(RETURN_ON_ERROR, &totalswap_pages, + if (symbol_exists("swapper_space")) { + if (dump_swap_info(RETURN_ON_ERROR, &totalswap_pages, &totalused_pages)) { fprintf(fp, "%10s %7ld %11s ----\n", "TOTAL SWAP", totalswap_pages, @@ -6816,7 +6817,7 @@ dump_kmeminfo(void) } else error(INFO, "swap_info[%ld].swap_map at %lx is inaccessible\n", totalused_pages, totalswap_pages); - + } dump_zone_page_usage(); }