innofensive BUG and fix: area->map's size is not calculated ok

In a 2.4 kernel, mm/page_alloc.c:free_area_init_core(), in the following assignement... bitmap_size = size >> i; ...makes bitmap_size be the double of the needed size, this calculum assumes that with a 512 byte map size the kernel is mapping 8*512= 4096 chunks of memory, that is: one b

BUG and fix: area->map's size is incorrect

Hi the bug doesn't impact stability but wastes memory, when more memory you have more memory you waste. please look this, it's a ONE line patch! this is an email I sent here two weeks ago, since I've got no reply (and neigher from linux-mm) i resend it to again, I've also attached aditional inf

[SysRq PATCH]: no more reboots because console freeze

Hi all I made a very small patch to the SysRq facility that signals a program with SIGUSR1, the program is registered via sysctl The signal is launched with Alt+SysRq+X (X stands for eXecute program) /proc/sys/kernel/sysrq_progid contains pid and start_time which totally identifies the progr

intel8x0: no sound in 2.6.11 rc3 & 4 (fine with 2.6.10)

Hello I have read a post in lkml.org that states that the problem experienced in rc3 has gone (1). That is not the case for me. My audio device is :00:1f.5 Multimedia audio controller: Intel Corp. 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01) Subsystem: IBM: U