lib/percpu_ida.c: don't do alloc from per-CPU list if there is none

In commit 804209d8a009 ("lib/percpu_ida.c: use _irqsave() instead of
local_irq_save() + spin_lock") I inlined alloc_local_tag() and mixed up
the >= check from percpu_ida_alloc() with the one in alloc_local_tag().

Don't alloc from per-CPU freelist if ->nr_free is zero.

Link: http://lkml.kernel.org/r/[email protected]
Fixes: 804209d8a009 ("lib/percpu_ida.c: use _irqsave() instead of local_irq_save() + spin_lock")
Signed-off-by: Sebastian Andrzej Siewior <[email protected]>
Reported-by: David Disseldorp <[email protected]>
Tested-by: David Disseldorp <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Nicholas Bellinger <[email protected]>
Cc: Shaohua Li <[email protected]>
Cc: Kent Overstreet <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

0 files changed, 0 insertions, 0 deletions