diff options
| author | Chris Metcalf <cmetcalf@tilera.com> | 2012-03-29 14:02:52 -0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2012-04-02 12:12:38 -0400 |
| commit | b287f69676a34a9fc341de4d79a9c74e1959dec6 (patch) | |
| tree | 1db5f8cb448634f4925caa70275261314aa7720a /arch/tile | |
| parent | cbe224705e573cead57c4d4bed0c91efb564a344 (diff) | |
arch/tile: avoid false corrupt frame warning in early boot
With lockstat we can end up trying to get a backtrace before
"high_memory" is initialized, so don't worry about range testing
if it is zero.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile')
| -rw-r--r-- | arch/tile/kernel/process.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c index ee01b1c683e4..2d5ef617bb39 100644 --- a/arch/tile/kernel/process.c +++ b/arch/tile/kernel/process.c @@ -286,7 +286,7 @@ struct task_struct *validate_current(void) static struct task_struct corrupt = { .comm = "<corrupt>" }; struct task_struct *tsk = current; if (unlikely((unsigned long)tsk < PAGE_OFFSET || - (void *)tsk > high_memory || + (high_memory && (void *)tsk > high_memory) || ((unsigned long)tsk & (__alignof__(*tsk) - 1)) != 0)) { pr_err("Corrupt 'current' %p (sp %#lx)\n", tsk, stack_pointer); tsk = &corrupt; |