[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 1/8] xen/arm: Rename gmfn_to_mfn to gfn_to_mfn and use gfn/mfn typesafe
The correct acronym for a guest physical frame is gfn. Also use the recently introduced typesafe gfn/mfn to avoid mixing the two different kind of frame. Signed-off-by: Julien Grall <julien.grall@xxxxxxx> --- xen/arch/arm/p2m.c | 6 +++--- xen/common/grant_table.c | 4 ++-- xen/common/memory.c | 4 ++-- xen/include/asm-arm/p2m.h | 2 +- 4 files changed, 8 insertions(+), 8 deletions(-) diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c index 6a19c57..867e294 100644 --- a/xen/arch/arm/p2m.c +++ b/xen/arch/arm/p2m.c @@ -1479,10 +1479,10 @@ int p2m_cache_flush(struct domain *d, xen_pfn_t start_mfn, xen_pfn_t end_mfn) d->arch.p2m.default_access); } -unsigned long gmfn_to_mfn(struct domain *d, unsigned long gpfn) +mfn_t gfn_to_mfn(struct domain *d, gfn_t gfn) { - paddr_t p = p2m_lookup(d, pfn_to_paddr(gpfn), NULL); - return p >> PAGE_SHIFT; + paddr_t p = p2m_lookup(d, pfn_to_paddr(gfn_x(gfn)), NULL); + return _mfn(p >> PAGE_SHIFT); } /* diff --git a/xen/common/grant_table.c b/xen/common/grant_table.c index 8b22299..3c304f4 100644 --- a/xen/common/grant_table.c +++ b/xen/common/grant_table.c @@ -256,7 +256,7 @@ static int __get_paged_frame(unsigned long gfn, unsigned long *frame, struct pag } *frame = page_to_mfn(*page); #else - *frame = gmfn_to_mfn(rd, gfn); + *frame = mfn_x(gfn_to_mfn(rd, _gfn(gfn))); *page = mfn_valid(*frame) ? mfn_to_page(*frame) : NULL; if ( (!(*page)) || (!get_page(*page, rd)) ) { @@ -1788,7 +1788,7 @@ gnttab_transfer( mfn = INVALID_MFN; } #else - mfn = gmfn_to_mfn(d, gop.mfn); + mfn = mfn_x(gfn_to_mfn(d, _gfn(gop.mfn))); #endif /* Check the passed page frame for basic validity. */ diff --git a/xen/common/memory.c b/xen/common/memory.c index ccc6436..3149f26 100644 --- a/xen/common/memory.c +++ b/xen/common/memory.c @@ -264,7 +264,7 @@ int guest_remove_page(struct domain *d, unsigned long gmfn) return 1; } #else - mfn = gmfn_to_mfn(d, gmfn); + mfn = mfn_x(gfn_to_mfn(d, _gfn(gmfn))); #endif if ( unlikely(!mfn_valid(mfn)) ) { @@ -488,7 +488,7 @@ static long memory_exchange(XEN_GUEST_HANDLE_PARAM(xen_memory_exchange_t) arg) goto fail; } #else /* !CONFIG_X86 */ - mfn = gmfn_to_mfn(d, gmfn + k); + mfn = mfn_x(gfn_to_mfn(d, _gfn(gmfn + k))); #endif if ( unlikely(!mfn_valid(mfn)) ) { diff --git a/xen/include/asm-arm/p2m.h b/xen/include/asm-arm/p2m.h index d240d1e..75c65a8 100644 --- a/xen/include/asm-arm/p2m.h +++ b/xen/include/asm-arm/p2m.h @@ -178,7 +178,7 @@ void guest_physmap_remove_page(struct domain *d, unsigned long gpfn, unsigned long mfn, unsigned int page_order); -unsigned long gmfn_to_mfn(struct domain *d, unsigned long gpfn); +mfn_t gfn_to_mfn(struct domain *d, gfn_t gfn); /* * Populate-on-demand -- 1.9.1 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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