Re: [ofa-general] Re: linux-next: [PATCH]infiniband/hw/ipath/ipath_sdma.c , fix compiler warnings

From: Ralph Campbell
Date: Fri May 23 2008 - 17:45:20 EST


This looks good to me.

On Fri, 2008-05-23 at 10:42 -0700, Roland Dreier wrote:
> > drivers/infiniband/hw/ipath/ipath_sdma.c: In function 'sdma_abort_task':
> > drivers/infiniband/hw/ipath/ipath_sdma.c:267: warning: passing argument 2 of 'constant_test_bit' from incompatible pointer type
>
> Perhaps the best way to fix these is to change code like
>
> if (/* ScoreBoardDrainInProg */
> test_bit(63, &hwstatus) ||
> /* AbortInProg */
> test_bit(62, &hwstatus) ||
> /* InternalSDmaEnable */
> test_bit(61, &hwstatus) ||
> /* ScbEmpty */
> !test_bit(30, &hwstatus)) {
>
> to something like
>
> if ((hwstatus & (IPATH_SDMA_STATUS_SCORE_BOARD_DRAIN_IN_PROG |
> IPATH_SDMA_STATUS_ABORT_IN_PROG |
> IPATH_SDMA_STATUS_INTERNAL_SDMA_ENABLE)) ||
> !(hwstatus & IPATH_SDMA_STATUS_SCB_EMPTY)) {
>
> with appropriate defines for the constants 1ull << 63 etc.
>
> (I think I got the logic correct but someone should check)
>
> > drivers/infiniband/hw/ipath/ipath_sdma.c:348: warning: format '%016llx' expects type 'long long unsigned int', but argument 3 has type 'long unsigned int'
> > drivers/infiniband/hw/ipath/ipath_sdma.c: In function 'ipath_restart_sdma':
> > drivers/infiniband/hw/ipath/ipath_sdma.c:618: warning: format '%016llx' expects type 'long long unsigned int', but argument 3 has type 'long unsigned int'
>
> I have a fix for this pending; will ask Linus to pull today.
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