Messages in this thread |  | | | Subject | Re: TransMeta longrun control utility maintainer? | | From | Ian Soboroff <> | | Date | Mon, 10 Mar 2003 10:07:38 -0500 |
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Greg KH <greg@kroah.com> writes:
> On Thu, Mar 06, 2003 at 09:11:18AM -0500, Ian Soboroff wrote: >> >> I know this isn't the best place to ask, but maybe someone here knows. >> >> Who is maintaining the longrun(1) (should probably be longrun(8)) >> utility? The author is listed as Daniel Quinlan >> <quinlan@transmeta.com>, but mail to that address bounces. >> >> The longrun utility frobs the MSR on TransMeta processors to switch >> between performance and economy modes. >> >> On my laptop, currently running 2.4.21-pre5-ac1, I get the following >> error: > > It works for me just fine on 2.4.21-pre5, have you tried that kernel > version?
I'm getting the same problem under -pre5, too.
# uname -a Linux euphrates 2.4.21-pre5 #1 Thu Mar 6 15:10:53 EST 2003 i686 i686 i386 GNU/Linux # longrun -p longrun: error reading /dev/cpu/0/cpuid: Invalid argument # ls -l /dev/cpu/0 total 0 crw-r--r-- 1 root root 203, 0 Aug 30 2002 cpuid crw------- 1 root root 10, 184 Aug 30 2002 microcode crw------- 1 root root 202, 0 Aug 30 2002 msr # strace longrun -p execve("/usr/local/bin/longrun", ["longrun", "-p"], [/* 33 vars */]) = 0 uname({sys="Linux", node="euphrates", ...}) = 0 brk(0) = 0x804ab04 open("/etc/ld.so.preload", O_RDONLY) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=84791, ...}) = 0 old_mmap(NULL, 84791, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40013000 close(3) = 0 open("/lib/i686/libc.so.6", O_RDONLY) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\220Y\1"..., 1024) = 1024 fstat64(3, {st_mode=S_IFREG|0755, st_size=1395734, ...}) = 0 old_mmap(0x42000000, 1239844, PROT_READ|PROT_EXEC, MAP_PRIVATE, 3, 0) = 0x42000000 mprotect(0x42126000, 35620, PROT_NONE) = 0 old_mmap(0x42126000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x126000) = 0x42126000 old_mmap(0x4212b000, 15140, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x4212b000 close(3) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40028000 munmap(0x40013000, 84791) = 0 geteuid32() = 0 open("/dev/cpu/0/cpuid", O_RDWR) = 3 open("/dev/cpu/0/msr", O_RDWR) = 4 pread(3, 0xbffff890, 16, 18446744071570849792) = -1 EINVAL (Invalid argument) write(2, "longrun: ", 9longrun: ) = 9 write(2, "error reading /dev/cpu/0/cpuid", 30error reading /dev/cpu/0/cpuid) = 30 write(2, ": Invalid argument\n", 19: Invalid argument ) = 19 _exit(1) = ? That offset to pread() looks bogus...
Ian
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