mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 14:05:08 +07:00
4fb7d08707
The references in the is_uvX_hub() function uses the hub_info pointer which will be NULL when the system is hubless. This change avoids that NULL dereference. It is also an optimization in performance. Signed-off-by: Mike Travis <mike.travis@hpe.com> Reviewed-by: Steve Wahl <steve.wahl@hpe.com> Reviewed-by: Dimitri Sivanich <dimitri.sivanich@hpe.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Christoph Hellwig <hch@infradead.org> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Hedi Berriche <hedi.berriche@hpe.com> Cc: Justin Ernst <justin.ernst@hpe.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Russ Anderson <russ.anderson@hpe.com> Cc: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190910145840.294981941@stormcage.eag.rdlabs.hpecorp.net Signed-off-by: Ingo Molnar <mingo@kernel.org> |
||
|---|---|---|
| .. | ||
| bios.h | ||
| uv_bau.h | ||
| uv_hub.h | ||
| uv_irq.h | ||
| uv_mmrs.h | ||
| uv.h | ||