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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-12 11:04:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-04-12 11:04:35 -0700 |
| commit | 67a7a8fff8aef69579cd4426dca1ccb865b93167 (patch) | |
| tree | 9645828a5a4c73d66defd863654c9c1893e6ff01 /arch | |
| parent | c5c177c5fd952720d6b659f596d6eb9be59c9000 (diff) | |
| parent | a5a18ae73bcac37010a7b37e942add0f25b9d503 (diff) | |
| download | linux-67a7a8fff8aef69579cd4426dca1ccb865b93167.tar.bz2 | |
Merge tag 'for-linus-4.17-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
"A few fixes of Xen related core code and drivers"
* tag 'for-linus-4.17-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen/pvh: Indicate XENFEAT_linux_rsdp_unrestricted to Xen
xen/acpi: off by one in read_acpi_id()
xen/acpi: upload _PSD info for non Dom0 CPUs too
x86/xen: Delay get_cpu_cap until stack canary is established
xen: xenbus_dev_frontend: Verify body of XS_TRANSACTION_END
xen: xenbus: Catch closing of non existent transactions
xen: xenbus_dev_frontend: Fix XS_TRANSACTION_END handling
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/xen/enlighten_pv.c | 8 | ||||
| -rw-r--r-- | arch/x86/xen/xen-head.S | 4 |
2 files changed, 7 insertions, 5 deletions
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 3c2c2530737e..c36d23aa6c35 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -1259,10 +1259,6 @@ asmlinkage __visible void __init xen_start_kernel(void) */ __userpte_alloc_gfp &= ~__GFP_HIGHMEM; - /* Work out if we support NX */ - get_cpu_cap(&boot_cpu_data); - x86_configure_nx(); - /* Get mfn list */ xen_build_dynamic_phys_to_machine(); @@ -1272,6 +1268,10 @@ asmlinkage __visible void __init xen_start_kernel(void) */ xen_setup_gdt(0); + /* Work out if we support NX */ + get_cpu_cap(&boot_cpu_data); + x86_configure_nx(); + xen_init_irq_ops(); /* Let's presume PV guests always boot on vCPU with id 0. */ diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S index 96f26e026783..5077ead5e59c 100644 --- a/arch/x86/xen/xen-head.S +++ b/arch/x86/xen/xen-head.S @@ -89,7 +89,9 @@ END(hypercall_page) ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .ascii "!writable_page_tables|pae_pgdir_above_4gb") ELFNOTE(Xen, XEN_ELFNOTE_SUPPORTED_FEATURES, - .long (1 << XENFEAT_writable_page_tables) | (1 << XENFEAT_dom0)) + .long (1 << XENFEAT_writable_page_tables) | \ + (1 << XENFEAT_dom0) | \ + (1 << XENFEAT_linux_rsdp_unrestricted)) ELFNOTE(Xen, XEN_ELFNOTE_PAE_MODE, .asciz "yes") ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz "generic") ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, |