Messages in this thread | | | Subject | Re: [PATCH] powerpc: Fix mem= cmdline handling on arch/powerpc for !MULTIPLATFORM | From | Dave Hansen <> | Date | Sun, 26 Feb 2006 12:38:54 -0800 |
| |
On Fri, 2006-02-24 at 10:54 -0600, Kumar Gala wrote: > + if (strstr(cmd_line, "mem=")) { > + char *p, *q; > + unsigned long maxmem = 0; > + > + for (q = cmd_line; (p = strstr(q, "mem=")) != 0; ) { > + q = p + 4; > + if (p > cmd_line && p[-1] != ' ') > + continue; > + maxmem = simple_strtoul(q, &q, 0); > + if (*q == 'k' || *q == 'K') { > + maxmem <<= 10; > + ++q; > + } else if (*q == 'm' || *q == 'M') { > + maxmem <<= 20; > + ++q; > + } else if (*q == 'g' || *q == 'G') { > + maxmem <<= 30; > + ++q; > + } > + } > + memory_limit = maxmem; > + }
You may want to check out lib/cmdline.c's memparse() function. I think it does this for you.
-- Dave
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |