Messages in this thread Patch in this message | | | Date | Thu, 11 Dec 2003 14:33:41 +0100 | From | Marco Roeland <> | Subject | Re: PROBLEM: Compile failure when 'Preemptible Kernel' is disabled in 2.6.0-test11. |
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On Thursday december 11th 2003 Arjan van Staalduijnen wrote:
> [compile failure for fs/proc/array.c]
> [1.] Compile failure when 'Preemptible Kernel' is disabled.
It has nothing to do with 'preemptible'!
> [4.] Currently compiling under kernel version 'Linux version 2.6.0-test9 > (root@airraid.toptracker.com) (gcc version 2.96 20000731 (Red Hat Linux > 7.3 2.96-113)) #1 Thu Nov 13 21:53:51 CET 2003'
This is a known compiler bug for RedHat's gcc 2.96 version. It has difficulty casting 'unsigned long long's! Try this, it applies against 2.6.0-test8 and later.
--- linux-2.6.0-test8/fs/proc/array.c.orig 2003-10-21 16:18:40.000000000 +0200 +++ linux-2.6.0-test8/fs/proc/array.c 2003-10-23 09:30:27.000000000 +0200 @@ -302,6 +302,7 @@ pid_t ppid; int num_threads = 0; struct mm_struct *mm; + unsigned long long starttime; state = *get_task_state(task); vsize = eip = esp = 0; @@ -343,9 +344,7 @@ read_lock(&tasklist_lock); ppid = task->pid ? task->real_parent->pid : 0; read_unlock(&tasklist_lock); - res = sprintf(buffer,"%d (%s) %c %d %d %d %d %d %lu %lu \ -%lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu \ -%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu\n", + res = sprintf(buffer,"%d (%s) %c %d %d %d %d %d %lu %lu ", task->pid, task->comm, state, @@ -355,7 +354,9 @@ tty_nr, tty_pgrp, task->flags, - task->min_flt, + task->min_flt); + starttime = jiffies_64_to_clock_t(task->start_time - INITIAL_JIFFIES); + res += sprintf(buffer + res,"%lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu ", task->cmin_flt, task->maj_flt, task->cmaj_flt, @@ -367,15 +368,15 @@ nice, num_threads, jiffies_to_clock_t(task->it_real_value), - (unsigned long long) - jiffies_64_to_clock_t(task->start_time - INITIAL_JIFFIES), + starttime, vsize, mm ? mm->rss : 0, /* you might want to shift this left 3 */ task->rlim[RLIMIT_RSS].rlim_cur, mm ? mm->start_code : 0, mm ? mm->end_code : 0, mm ? mm->start_stack : 0, - esp, + esp); + res += sprintf(buffer + res,"%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu\n", eip, /* The signal information here is obsolete. * It must be decimal for Linux 2.0 compatibility. - 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/
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