From: Eric Auger <eric.auger@redhat.com> To: eric.auger.pro@gmail.com, eric.auger@redhat.com, marc.zyngier@arm.com, christoffer.dall@linaro.org, andre.przywara@arm.com, vijayak@caviumnetworks.com, Vijaya.Kumar@cavium.com, peter.maydell@linaro.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Cc: Prasun.Kapoor@cavium.com, quintela@redhat.com, dgilbert@redhat.com, pbonzini@redhat.com Subject: [PATCH v4 16/22] KVM: expose next_segment() Date: Mon, 27 Mar 2017 11:31:06 +0200 [thread overview] Message-ID: <1490607072-21610-17-git-send-email-eric.auger@redhat.com> (raw) In-Reply-To: <1490607072-21610-1-git-send-email-eric.auger@redhat.com> Expose next_segment() as we would like to reuse this routine in ARM vgic-its code. Signed-off-by: Eric Auger <eric.auger@redhat.com> --- include/linux/kvm_host.h | 8 ++++++++ virt/kvm/kvm_main.c | 8 -------- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 2c14ad9..b4b5d82 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -92,6 +92,14 @@ static inline bool is_noslot_pfn(kvm_pfn_t pfn) return pfn == KVM_PFN_NOSLOT; } +static inline int next_segment(unsigned long len, int offset) +{ + if (len > PAGE_SIZE - offset) + return PAGE_SIZE - offset; + else + return len; +} + /* * architectures with KVM_HVA_ERR_BAD other than PAGE_OFFSET (e.g. s390) * provide own defines and kvm_is_error_hva diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index a17d787..b825e86 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1738,14 +1738,6 @@ void kvm_get_pfn(kvm_pfn_t pfn) } EXPORT_SYMBOL_GPL(kvm_get_pfn); -static int next_segment(unsigned long len, int offset) -{ - if (len > PAGE_SIZE - offset) - return PAGE_SIZE - offset; - else - return len; -} - static int __kvm_read_guest_page(struct kvm_memory_slot *slot, gfn_t gfn, void *data, int offset, int len) { -- 2.5.5
WARNING: multiple messages have this Message-ID (diff)
From: eric.auger@redhat.com (Eric Auger) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 16/22] KVM: expose next_segment() Date: Mon, 27 Mar 2017 11:31:06 +0200 [thread overview] Message-ID: <1490607072-21610-17-git-send-email-eric.auger@redhat.com> (raw) In-Reply-To: <1490607072-21610-1-git-send-email-eric.auger@redhat.com> Expose next_segment() as we would like to reuse this routine in ARM vgic-its code. Signed-off-by: Eric Auger <eric.auger@redhat.com> --- include/linux/kvm_host.h | 8 ++++++++ virt/kvm/kvm_main.c | 8 -------- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 2c14ad9..b4b5d82 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -92,6 +92,14 @@ static inline bool is_noslot_pfn(kvm_pfn_t pfn) return pfn == KVM_PFN_NOSLOT; } +static inline int next_segment(unsigned long len, int offset) +{ + if (len > PAGE_SIZE - offset) + return PAGE_SIZE - offset; + else + return len; +} + /* * architectures with KVM_HVA_ERR_BAD other than PAGE_OFFSET (e.g. s390) * provide own defines and kvm_is_error_hva diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index a17d787..b825e86 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1738,14 +1738,6 @@ void kvm_get_pfn(kvm_pfn_t pfn) } EXPORT_SYMBOL_GPL(kvm_get_pfn); -static int next_segment(unsigned long len, int offset) -{ - if (len > PAGE_SIZE - offset) - return PAGE_SIZE - offset; - else - return len; -} - static int __kvm_read_guest_page(struct kvm_memory_slot *slot, gfn_t gfn, void *data, int offset, int len) { -- 2.5.5
next prev parent reply other threads:[~2017-03-27 9:31 UTC|newest] Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-03-27 9:30 [PATCH v4 00/22] vITS save/restore Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-03-27 9:30 ` [PATCH v4 01/22] KVM: arm/arm64: Add vITS save/restore API documentation Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:03 ` Marc Zyngier 2017-04-08 10:03 ` Marc Zyngier 2017-04-08 13:15 ` Christoffer Dall 2017-04-08 13:15 ` Christoffer Dall 2017-04-08 17:31 ` Marc Zyngier 2017-04-08 17:31 ` Marc Zyngier 2017-04-10 10:18 ` Auger Eric 2017-04-10 10:18 ` Auger Eric 2017-04-10 10:42 ` Marc Zyngier 2017-04-10 10:42 ` Marc Zyngier 2017-04-08 18:17 ` Christoffer Dall 2017-04-08 18:17 ` Christoffer Dall 2017-04-10 14:26 ` Auger Eric 2017-04-10 14:26 ` Auger Eric 2017-04-21 9:12 ` Christoffer Dall 2017-04-21 9:12 ` Christoffer Dall 2017-03-27 9:30 ` [PATCH v4 02/22] KVM: arm/arm64: rename itte into ite Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:04 ` Marc Zyngier 2017-04-08 10:04 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 03/22] arm/arm64: vgic: turn vgic_find_mmio_region into public Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:06 ` Marc Zyngier 2017-04-08 10:06 ` Marc Zyngier 2017-04-08 10:06 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 04/22] KVM: arm64: ITS: KVM_DEV_ARM_VGIC_GRP_ITS_REGS group Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:07 ` Marc Zyngier 2017-04-08 10:07 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 05/22] KVM: arm/arm64: vgic: expose (un)lock_all_vcpus Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:09 ` Marc Zyngier 2017-04-08 10:09 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 06/22] KVM: arm64: ITS: Implement vgic_its_has_attr_regs and attr_regs_access Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:24 ` Marc Zyngier 2017-04-08 10:24 ` Marc Zyngier 2017-04-08 10:24 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 07/22] KVM: arm64: ITS: Implement vgic_mmio_uaccess_write_its_creadr Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:36 ` Marc Zyngier 2017-04-08 10:36 ` Marc Zyngier 2017-04-08 10:36 ` Marc Zyngier 2017-03-27 9:30 ` [PATCH v4 08/22] KVM: arm64: ITS: Implement vgic_mmio_uaccess_write_its_iidr Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 10:42 ` Marc Zyngier 2017-04-08 10:42 ` Marc Zyngier 2017-04-08 10:42 ` Marc Zyngier 2017-04-10 14:32 ` Auger Eric 2017-04-10 14:32 ` Auger Eric 2017-04-10 14:57 ` Marc Zyngier 2017-04-10 14:57 ` Marc Zyngier 2017-04-10 15:07 ` Peter Maydell 2017-04-10 15:07 ` Peter Maydell 2017-04-10 15:17 ` Auger Eric 2017-04-10 15:17 ` Auger Eric 2017-04-11 10:05 ` Marc Zyngier 2017-04-11 10:05 ` Marc Zyngier 2017-04-11 10:08 ` Auger Eric 2017-04-11 10:08 ` Auger Eric 2017-04-11 10:16 ` Peter Maydell 2017-04-11 10:16 ` Peter Maydell 2017-04-11 10:29 ` Marc Zyngier 2017-04-11 10:29 ` Marc Zyngier 2017-04-11 10:43 ` Peter Maydell 2017-04-11 10:43 ` Peter Maydell 2017-04-11 10:56 ` Auger Eric 2017-04-11 10:56 ` Auger Eric 2017-03-27 9:30 ` [PATCH v4 09/22] KVM: arm64: ITS: Report the ITE size in GITS_TYPER Eric Auger 2017-03-27 9:30 ` Eric Auger 2017-04-08 17:42 ` Marc Zyngier 2017-04-08 17:42 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 10/22] KVM: arm64: ITS: Interpret MAPD Size field and check related errors Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-08 17:59 ` Marc Zyngier 2017-04-08 17:59 ` Marc Zyngier 2017-04-08 17:59 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 11/22] KVM: arm64: ITS: Interpret MAPD ITT_addr field Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-08 18:58 ` Marc Zyngier 2017-04-08 18:58 ` Marc Zyngier 2017-04-08 18:58 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 12/22] KVM: arm64: ITS: Check the device id matches TYPER DEVBITS range Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-03-27 9:31 ` [PATCH v4 13/22] KVM: arm64: ITS: KVM_DEV_ARM_VGIC_GRP_ITS_TABLES group Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-03-27 15:04 ` kbuild test robot 2017-03-27 15:04 ` kbuild test robot 2017-03-27 18:29 ` Auger Eric 2017-03-27 18:29 ` Auger Eric 2017-03-30 2:21 ` [kbuild-all] " Ye Xiaolong 2017-03-30 2:21 ` Ye Xiaolong 2017-03-30 6:46 ` Auger Eric 2017-03-30 6:46 ` Auger Eric 2017-03-30 7:29 ` Ye Xiaolong 2017-03-30 7:29 ` Ye Xiaolong 2017-03-30 8:29 ` Auger Eric 2017-03-30 8:29 ` Auger Eric 2017-04-09 10:09 ` Marc Zyngier 2017-04-09 10:09 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 14/22] KVM: arm64: ITS: vgic_its_alloc_ite/device Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-09 10:13 ` Marc Zyngier 2017-04-09 10:13 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 15/22] KVM: arm64: ITS: Sort the device and ITE lists Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-09 10:18 ` Marc Zyngier 2017-04-09 10:18 ` Marc Zyngier 2017-03-27 9:31 ` Eric Auger [this message] 2017-03-27 9:31 ` [PATCH v4 16/22] KVM: expose next_segment() Eric Auger 2017-03-27 9:31 ` [PATCH v4 17/22] KVM: arm64: ITS: Add infrastructure for table lookup Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-09 10:36 ` Marc Zyngier 2017-04-09 10:36 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 18/22] KVM: arm64: ITS: Collection table save/restore Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-10 9:55 ` Marc Zyngier 2017-04-10 9:55 ` Marc Zyngier 2017-04-11 9:57 ` Auger Eric 2017-04-11 9:57 ` Auger Eric 2017-04-11 10:03 ` Marc Zyngier 2017-04-11 10:03 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 19/22] KVM: arm64: ITS: vgic_its_check_id returns the entry's GPA Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-03-27 9:31 ` [PATCH v4 20/22] KVM: arm64: ITS: ITT flush and restore Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-10 12:39 ` Marc Zyngier 2017-04-10 12:39 ` Marc Zyngier 2017-04-11 10:19 ` Auger Eric 2017-04-11 10:19 ` Auger Eric 2017-03-27 9:31 ` [PATCH v4 21/22] KVM: arm64: ITS: Device table save/restore Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-10 12:42 ` Marc Zyngier 2017-04-10 12:42 ` Marc Zyngier 2017-03-27 9:31 ` [PATCH v4 22/22] KVM: arm64: ITS: Pending " Eric Auger 2017-03-27 9:31 ` Eric Auger 2017-04-10 12:50 ` Marc Zyngier 2017-04-10 12:50 ` Marc Zyngier 2017-04-10 12:54 ` [PATCH v4 00/22] vITS save/restore Marc Zyngier 2017-04-10 12:54 ` Marc Zyngier
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