xen: whitespace/checkpatch cleanup

Impact: cleanup

Signed-off-by: Tej <bewith.tej@gmail.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

4 files changed, 25 insertions, 19 deletions

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 5e4686d70f62..86cd2f829683 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -793,7 +793,7 @@ static int xen_write_msr_safe(unsigned int msr, unsigned low, unsigned high)
 
         ret = 0;
 
-        switch(msr) {
+        switch (msr) {
 #ifdef CONFIG_X86_64
                 unsigned which;
                 u64 base;
@@ -1453,7 +1453,7 @@ static __init void xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn)
 
         ident_pte = 0;
         pfn = 0;
-        for(pmdidx = 0; pmdidx < PTRS_PER_PMD && pfn < max_pfn; pmdidx++) {
+        for (pmdidx = 0; pmdidx < PTRS_PER_PMD && pfn < max_pfn; pmdidx++) {
                 pte_t *pte_page;
 
                 /* Reuse or allocate a page of ptes */
@@ -1471,7 +1471,7 @@ static __init void xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn)
                 }
 
                 /* Install mappings */
-                for(pteidx = 0; pteidx < PTRS_PER_PTE; pteidx++, pfn++) {
+                for (pteidx = 0; pteidx < PTRS_PER_PTE; pteidx++, pfn++) {
                         pte_t pte;
 
                         if (pfn > max_pfn_mapped)
@@ -1485,7 +1485,7 @@ static __init void xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn)
                 }
         }
 
-        for(pteidx = 0; pteidx < ident_pte; pteidx += PTRS_PER_PTE)
+        for (pteidx = 0; pteidx < ident_pte; pteidx += PTRS_PER_PTE)
                 set_page_prot(&level1_ident_pgt[pteidx], PAGE_KERNEL_RO);
 
         set_page_prot(pmd, PAGE_KERNEL_RO);
@@ -1499,7 +1499,7 @@ static void convert_pfn_mfn(void *v)
 
         /* All levels are converted the same way, so just treat them
            as ptes. */
-        for(i = 0; i < PTRS_PER_PTE; i++)
+        for (i = 0; i < PTRS_PER_PTE; i++)
                 pte[i] = xen_make_pte(pte[i].pte);
 }
 
@@ -1514,7 +1514,8 @@ static void convert_pfn_mfn(void *v)
  * of the physical mapping once some sort of allocator has been set
  * up.
  */
-static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn)
+static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
+                                                unsigned long max_pfn)
 {
         pud_t *l3;
         pmd_t *l2;
@@ -1577,7 +1578,8 @@ static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pf
 #else   /* !CONFIG_X86_64 */
 static pmd_t level2_kernel_pgt[PTRS_PER_PMD] __page_aligned_bss;
 
-static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn)
+static __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
+                                                unsigned long max_pfn)
 {
         pmd_t *kernel_pmd;
 
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 636ef4caa52d..773d68d3e912 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -154,13 +154,13 @@ void xen_setup_mfn_list_list(void)
 {
         unsigned pfn, idx;
 
-        for(pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_ENTRIES_PER_PAGE) {
+        for (pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_ENTRIES_PER_PAGE) {
                 unsigned topidx = p2m_top_index(pfn);
 
                 p2m_top_mfn[topidx] = virt_to_mfn(p2m_top[topidx]);
         }
 
-        for(idx = 0; idx < ARRAY_SIZE(p2m_top_mfn_list); idx++) {
+        for (idx = 0; idx < ARRAY_SIZE(p2m_top_mfn_list); idx++) {
                 unsigned topidx = idx * P2M_ENTRIES_PER_PAGE;
                 p2m_top_mfn_list[idx] = virt_to_mfn(&p2m_top_mfn[topidx]);
         }
@@ -179,7 +179,7 @@ void __init xen_build_dynamic_phys_to_machine(void)
         unsigned long max_pfn = min(MAX_DOMAIN_PAGES, xen_start_info->nr_pages);
         unsigned pfn;
 
-        for(pfn = 0; pfn < max_pfn; pfn += P2M_ENTRIES_PER_PAGE) {
+        for (pfn = 0; pfn < max_pfn; pfn += P2M_ENTRIES_PER_PAGE) {
                 unsigned topidx = p2m_top_index(pfn);
 
                 p2m_top[topidx] = &mfn_list[pfn];
@@ -207,7 +207,7 @@ static void alloc_p2m(unsigned long **pp, unsigned long *mfnp)
         p = (void *)__get_free_page(GFP_KERNEL | __GFP_NOFAIL);
         BUG_ON(p == NULL);
 
-        for(i = 0; i < P2M_ENTRIES_PER_PAGE; i++)
+        for (i = 0; i < P2M_ENTRIES_PER_PAGE; i++)
                 p[i] = INVALID_P2M_ENTRY;
 
         if (cmpxchg(pp, p2m_missing, p) != p2m_missing)
@@ -407,7 +407,8 @@ out:
                 preempt_enable();
 }
 
-pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
+pte_t xen_ptep_modify_prot_start(struct mm_struct *mm,
+                                 unsigned long addr, pte_t *ptep)
 {
         /* Just return the pte as-is.  We preserve the bits on commit */
         return *ptep;
@@ -878,7 +879,8 @@ static void __xen_pgd_pin(struct mm_struct *mm, pgd_t *pgd)
 
                 if (user_pgd) {
                         xen_pin_page(mm, virt_to_page(user_pgd), PT_PGD);
-                        xen_do_pin(MMUEXT_PIN_L4_TABLE, PFN_DOWN(__pa(user_pgd)));
+                        xen_do_pin(MMUEXT_PIN_L4_TABLE,
+                                   PFN_DOWN(__pa(user_pgd)));
                 }
         }
 #else /* CONFIG_X86_32 */
@@ -993,7 +995,8 @@ static void __xen_pgd_unpin(struct mm_struct *mm, pgd_t *pgd)
                 pgd_t *user_pgd = xen_get_user_pgd(pgd);
 
                 if (user_pgd) {
-                        xen_do_pin(MMUEXT_UNPIN_TABLE, PFN_DOWN(__pa(user_pgd)));
+                        xen_do_pin(MMUEXT_UNPIN_TABLE,
+                                   PFN_DOWN(__pa(user_pgd)));
                         xen_unpin_page(mm, virt_to_page(user_pgd), PT_PGD);
                 }
         }
diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c
index 8ea8a0d0b0de..c738644b5435 100644
--- a/arch/x86/xen/multicalls.c
+++ b/arch/x86/xen/multicalls.c
@@ -154,7 +154,7 @@ void xen_mc_flush(void)
                                ret, smp_processor_id());
                         dump_stack();
                         for (i = 0; i < b->mcidx; i++) {
-                                printk("  call %2d/%d: op=%lu arg=[%lx] result=%ld\n",
+                                printk(KERN_DEBUG "  call %2d/%d: op=%lu arg=[%lx] result=%ld\n",
                                        i+1, b->mcidx,
                                        b->debug[i].op,
                                        b->debug[i].args[0],
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index d67901083888..15c6c68db6a2 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -28,6 +28,9 @@
 /* These are code, but not functions.  Defined in entry.S */
 extern const char xen_hypervisor_callback[];
 extern const char xen_failsafe_callback[];
+extern void xen_sysenter_target(void);
+extern void xen_syscall_target(void);
+extern void xen_syscall32_target(void);
 
 
 /**
@@ -110,7 +113,6 @@ static __cpuinit int register_callback(unsigned type, const void *func)
 
 void __cpuinit xen_enable_sysenter(void)
 {
-        extern void xen_sysenter_target(void);
         int ret;
         unsigned sysenter_feature;
 
@@ -132,8 +134,6 @@ void __cpuinit xen_enable_syscall(void)
 {
 #ifdef CONFIG_X86_64
         int ret;
-        extern void xen_syscall_target(void);
-        extern void xen_syscall32_target(void);
 
         ret = register_callback(CALLBACKTYPE_syscall, xen_syscall_target);
         if (ret != 0) {
@@ -160,7 +160,8 @@ void __init xen_arch_setup(void)
         HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_writable_pagetables);
 
         if (!xen_feature(XENFEAT_auto_translated_physmap))
-                HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_pae_extended_cr3);
+                HYPERVISOR_vm_assist(VMASST_CMD_enable,
+                                     VMASST_TYPE_pae_extended_cr3);
 
         if (register_callback(CALLBACKTYPE_event, xen_hypervisor_callback) ||
             register_callback(CALLBACKTYPE_failsafe, xen_failsafe_callback))