diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/xen/page.h | 2 | ||||
| -rw-r--r-- | arch/x86/xen/Kconfig | 38 | ||||
| -rw-r--r-- | arch/x86/xen/p2m.c | 12 |
3 files changed, 24 insertions, 28 deletions
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 5941e18edd5a..1a162e559753 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -355,7 +355,7 @@ unsigned long arbitrary_virt_to_mfn(void *vaddr); void make_lowmem_page_readonly(void *vaddr); void make_lowmem_page_readwrite(void *vaddr); -#define xen_remap(cookie, size) ioremap((cookie), (size)); +#define xen_remap(cookie, size) ioremap((cookie), (size)) #define xen_unmap(cookie) iounmap((cookie)) static inline bool xen_arch_need_swiotlb(struct device *dev, diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig index 218acbd5c7a0..afc1da68b06d 100644 --- a/arch/x86/xen/Kconfig +++ b/arch/x86/xen/Kconfig @@ -26,6 +26,19 @@ config XEN_PV help Support running as a Xen PV guest. +config XEN_512GB + bool "Limit Xen pv-domain memory to 512GB" + depends on XEN_PV + default y + help + Limit paravirtualized user domains to 512GB of RAM. + + The Xen tools and crash dump analysis tools might not support + pv-domains with more than 512 GB of RAM. This option controls the + default setting of the kernel to use only up to 512 GB or more. + It is always possible to change the default via specifying the + boot parameter "xen_512gb_limit". + config XEN_PV_SMP def_bool y depends on XEN_PV && SMP @@ -39,28 +52,19 @@ config XEN_DOM0 Support running as a Xen PV Dom0 guest. config XEN_PVHVM - bool "Xen PVHVM guest support" - default y - depends on XEN && PCI && X86_LOCAL_APIC - help - Support running as a Xen PVHVM guest. + def_bool y + depends on XEN && X86_LOCAL_APIC config XEN_PVHVM_SMP def_bool y depends on XEN_PVHVM && SMP -config XEN_512GB - bool "Limit Xen pv-domain memory to 512GB" - depends on XEN_PV +config XEN_PVHVM_GUEST + bool "Xen PVHVM guest support" default y + depends on XEN_PVHVM && PCI help - Limit paravirtualized user domains to 512GB of RAM. - - The Xen tools and crash dump analysis tools might not support - pv-domains with more than 512 GB of RAM. This option controls the - default setting of the kernel to use only up to 512 GB or more. - It is always possible to change the default via specifying the - boot parameter "xen_512gb_limit". + Support running as a Xen PVHVM guest. config XEN_SAVE_RESTORE bool @@ -76,7 +80,9 @@ config XEN_DEBUG_FS Enabling this option may incur a significant performance overhead. config XEN_PVH - bool "Support for running as a Xen PVH guest" + bool "Xen PVH guest support" depends on XEN && XEN_PVHVM && ACPI select PVH def_bool n + help + Support for running as a Xen PVH guest. diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index be4151f42611..3301875dd196 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -795,17 +795,7 @@ static int p2m_dump_show(struct seq_file *m, void *v) return 0; } -static int p2m_dump_open(struct inode *inode, struct file *filp) -{ - return single_open(filp, p2m_dump_show, NULL); -} - -static const struct file_operations p2m_dump_fops = { - .open = p2m_dump_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(p2m_dump); static struct dentry *d_mmu_debug; |