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SubjectRe: mmotm 2009-01-28-02-17 uploaded (i386 build errors: cpusets & kexec)
On Wed, 28 Jan 2009 08:56:31 -0800
Randy Dunlap <randy.dunlap@oracle.com> wrote:

> akpm@linux-foundation.org wrote:
> > The mm-of-the-moment snapshot 2009-01-28-02-17 has been uploaded to
> >
> > http://userweb.kernel.org/~akpm/mmotm/
> >
> > and will soon be available at
> >
> > git://git.zen-sources.org/zen/mmotm.git
>
>
> 10 randconfigs on i386, 1 good build.
>
> The other 9 ended with either of these build errors:
>
> init/main.c:876: error: 'struct task_struct' has no member named 'mems_allowed'
> CONFIG_CPUSETS=n

Well that sucks a bit.

--- a/init/main.c~cpuset-fix-allocating-page-cache-slab-object-on-the-unallowed-node-when-memory-spread-is-set-fix
+++ a/init/main.c
@@ -873,7 +873,9 @@ static int __init kernel_init(void * unu
*/
init_pid_ns.child_reaper = current;

+#ifdef CONFIG_CPUSETS
current->mems_allowed = node_possible_map;
+#endif

cad_pid = task_pid(current);

_
>
> or
>
> kernel/printk.c:142: error: implicit declaration of function 'VMCOREINFO_SYMBOL'
> # CONFIG_KEXEC is not set
>

So does that.

--- a/kernel/printk.c~kexec-add-dmesg-log-symbols-to-proc-vmcoreinfo-lists-fix-fix
+++ a/kernel/printk.c
@@ -137,11 +137,13 @@ static char *log_buf = __log_buf;
static int log_buf_len = __LOG_BUF_LEN;
static unsigned logged_chars; /* Number of chars produced since last read+clear operation */

+#ifdef CONFIG_KEXEC
void log_buf_kexec_setup(void)
{
VMCOREINFO_SYMBOL(log_buf);
VMCOREINFO_SYMBOL(log_end);
}
+#endif

static int __init log_buf_len_setup(char *str)
{
_


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