On Thu, 04/06 14:04, Stephen Rothwell wrote:
> Hi James,
>
> After merging the scsi tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> In file included from include/linux/list.h:8:0,
> from include/linux/module.h:9,
> from drivers/scsi/sd.c:35:
> drivers/scsi/sd.c: In function 'sd_revalidate_disk':
> include/linux/kernel.h:755:16: warning: comparison of distinct pointer types lacks a cast
> (void) (&min1 == &min2); \
> ^
> include/linux/kernel.h:758:2: note: in expansion of macro '__min'
> __min(typeof(x), typeof(y), \
> ^
> include/linux/kernel.h:783:39: note: in expansion of macro 'min'
> __x == 0 ? __y : ((__y == 0) ? __x : min(__x, __y)); })
> ^
> drivers/scsi/sd.c:2959:12: note: in expansion of macro 'min_not_zero'
> rw_max = min_not_zero(logical_to_sectors(sdp, dev_max),
> ^
>
> Introduced by commit
>
> c3e62673ee20 ("scsi: sd: Consider max_xfer_blocks if opt_xfer_blocks is unusable")
>
> logical_to_sectors() is a sector_t and BLK_DEF_MAX_SECTORS is an "enum
> blk_default_limits" (i.e. int).
Hi Stephen, James,
I will send a patch to fix this warning.
Fam
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