block: detect DKIOCGETBLOCKCOUNT/SIZE before use

iOS hosts do not have these defined so we fallback to the
default behaviour.

Co-authored-by: Warner Losh <imp@bsdimp.com>
Signed-off-by: Joelle van Dyne <j@getutm.app>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Joelle van Dyne 2021-03-15 11:03:40 -07:00 committed by Paolo Bonzini
parent 267cd53f5f
commit 09e20abdda
1 changed files with 1 additions and 1 deletions

View File

@ -2341,7 +2341,7 @@ again:
} }
} }
#endif #endif
#if defined(__APPLE__) && defined(__MACH__) #if defined(DKIOCGETBLOCKCOUNT) && defined(DKIOCGETBLOCKSIZE)
if (size == 0) { if (size == 0) {
uint64_t sectors = 0; uint64_t sectors = 0;
uint32_t sector_size = 0; uint32_t sector_size = 0;