Thanks for fixing my bug. Sorry I didn't build universe for this one.
Thanks, Jeff On Tue, 20 Mar 2018, Justin Hibbits wrote:
Author: jhibbits Date: Tue Mar 20 02:01:30 2018 New Revision: 331233 URL: https://svnweb.freebsd.org/changeset/base/331233 Log: Cast through uintptr_t to narrow the buf domain pointer on 32-bit archs arg2 is an intmax_t, which on 32-bit architectures is 64 bits, wider than a pointer. When &bdomain[i] is added to arg2 it widens from uintptr_t to intmax_t, then gcc whines when it gets cast to a pointer. Casting through uintptr_t silences this warning. Modified: head/sys/kern/vfs_bio.c Modified: head/sys/kern/vfs_bio.c ============================================================================== --- head/sys/kern/vfs_bio.c Tue Mar 20 01:33:04 2018 (r331232) +++ head/sys/kern/vfs_bio.c Tue Mar 20 02:01:30 2018 (r331233) @@ -435,7 +435,7 @@ sysctl_bufdomain_int(SYSCTL_HANDLER_ARGS) return (error); *(int *)arg1 = value; for (i = 0; i < buf_domains; i++) - *(int *)(((uintptr_t)&bdomain[i]) + arg2) = + *(int *)(uintptr_t)(((uintptr_t)&bdomain[i]) + arg2) = value / buf_domains; return (error); @@ -454,7 +454,7 @@ sysctl_bufdomain_long(SYSCTL_HANDLER_ARGS) return (error); *(long *)arg1 = value; for (i = 0; i < buf_domains; i++) - *(long *)(((uintptr_t)&bdomain[i]) + arg2) = + *(long *)(uintptr_t)(((uintptr_t)&bdomain[i]) + arg2) = value / buf_domains; return (error);
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