Date: Mon, 27 Apr 2015 19:33:02 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-arm@FreeBSD.org Subject: [Bug 199739] with ARM_NEW_PMAP ptrace syscalls do not achieve icache consistency Message-ID: <bug-199739-7@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199739 Bug ID: 199739 Summary: with ARM_NEW_PMAP ptrace syscalls do not achieve icache consistency Product: Base System Version: 11.0-CURRENT Hardware: Any OS: Any Status: New Severity: Affects Many People Priority: --- Component: arm Assignee: freebsd-arm@FreeBSD.org Reporter: weiss@uni-mainz.de offset in page is ignored diff --git a/sys/arm/arm/pmap-v6-new.c b/sys/arm/arm/pmap-v6-new.c index 53896d4..ff3fe68 100644 --- a/sys/arm/arm/pmap-v6-new.c +++ b/sys/arm/arm/pmap-v6-new.c @@ -6111,7 +6111,7 @@ pmap_dcache_wb_pou(vm_paddr_t pa, vm_size_t size, vm_memattr_t ma) if (*sysmaps->CMAP3) panic("%s: CMAP3 busy", __func__); pte2_store(sysmaps->CMAP3, PTE2_KERN_NG(pa, PTE2_AP_KRW, ma)); - va = (vm_offset_t)sysmaps->CADDR3; + va = (vm_offset_t)sysmaps->CADDR3 + (pa & PAGE_MASK); tlb_flush_local(va); dcache_wb_pou(va, size); pte2_clear(sysmaps->CMAP3); -- You are receiving this mail because: You are the assignee for the bug.
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