KVM: PPC: Add devname:kvm aliases for modules

Systems that support automatic loading of kernel modules through
device aliases should try and automatically load kvm when /dev/kvm
gets opened.

Add code to support that magic for all PPC kvm targets, even the
ones that don't support modules yet.

Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/arch/powerpc/kvm/44x.c b/arch/powerpc/kvm/44x.c
index 93221e87b911963f890bc7e3a111359ead5054a5..9cb4b0a3603183fe71818a0e28869de12d78071d 100644 (file)
--- a/arch/powerpc/kvm/44x.c
+++ b/arch/powerpc/kvm/44x.c
@@ -21,6 +21,8 @@
 #include <linux/slab.h>
 #include <linux/err.h>
 #include <linux/export.h>
+#include <linux/module.h>
+#include <linux/miscdevice.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
@@ -231,3 +233,5 @@ static void __exit kvmppc_44x_exit(void)
 
 module_init(kvmppc_44x_init);
 module_exit(kvmppc_44x_exit);
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");

diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c
index 8912608b7e1b34908b2e86870366a4cee500a313..48cf91bc862fa8f394d71f047ec1b148f764ce64 100644 (file)
--- a/arch/powerpc/kvm/book3s.c
+++ b/arch/powerpc/kvm/book3s.c
@@ -18,6 +18,8 @@
 #include <linux/err.h>
 #include <linux/export.h>
 #include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/miscdevice.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
@@ -879,3 +881,9 @@ static void kvmppc_book3s_exit(void)
 
 module_init(kvmppc_book3s_init);
 module_exit(kvmppc_book3s_exit);
+
+/* On 32bit this is our one and only kernel module */
+#ifdef CONFIG_KVM_BOOK3S_32
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");
+#endif

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 93203bbe571441bbf05c312470ec728fa969cc70..088a6e54c998c96fbc37703f0e408b3309d95b0b 100644 (file)
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -31,6 +31,7 @@
 #include <linux/spinlock.h>
 #include <linux/page-flags.h>
 #include <linux/srcu.h>
+#include <linux/miscdevice.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
@@ -2216,3 +2217,5 @@ static void kvmppc_book3s_exit_hv(void)
 module_init(kvmppc_book3s_init_hv);
 module_exit(kvmppc_book3s_exit_hv);
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");

diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index fe14ca3dd171cd60b3c07191fa3bdd78a141e2a6..21bf7c5c9545651f9235cd98ecc9ae4894e1ffdc 100644 (file)
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -41,6 +41,7 @@
 #include <linux/vmalloc.h>
 #include <linux/highmem.h>
 #include <linux/module.h>
+#include <linux/miscdevice.h>
 
 #include "book3s.h"
 
@@ -1584,4 +1585,6 @@ module_init(kvmppc_book3s_init_pr);
 module_exit(kvmppc_book3s_exit_pr);
 
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");
 #endif

diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index 497b142f651c835f10c8395ec4f70297b18442c3..2e02ed849f36d1a5724a48557e08d8e3bea69ce0 100644 (file)
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -16,6 +16,8 @@
 #include <linux/slab.h>
 #include <linux/err.h>
 #include <linux/export.h>
+#include <linux/module.h>
+#include <linux/miscdevice.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
@@ -573,3 +575,5 @@ static void __exit kvmppc_e500_exit(void)
 
 module_init(kvmppc_e500_init);
 module_exit(kvmppc_e500_exit);
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");

diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index 4132cd2fc1715c4a838be1c6fcee53018e6e2215..17e456279224652ce86c5c404130bdc45a702fe7 100644 (file)
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -16,6 +16,8 @@
 #include <linux/slab.h>
 #include <linux/err.h>
 #include <linux/export.h>
+#include <linux/miscdevice.h>
+#include <linux/module.h>
 
 #include <asm/reg.h>
 #include <asm/cputable.h>
@@ -391,3 +393,5 @@ static void __exit kvmppc_e500mc_exit(void)
 
 module_init(kvmppc_e500mc_init);
 module_exit(kvmppc_e500mc_exit);
+MODULE_ALIAS_MISCDEV(KVM_MINOR);
+MODULE_ALIAS("devname:kvm");