]> err.no Git - linux-2.6/commitdiff
[PATCH] uml: mem.c and physmem.c formatting fixes
authorJeff Dike <jdike@addtoit.com>
Sat, 10 Feb 2007 09:44:10 +0000 (01:44 -0800)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Sun, 11 Feb 2007 18:51:22 +0000 (10:51 -0800)
Fix a bunch of style violations in mem.c and physmem.c

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/um/kernel/mem.c
arch/um/kernel/physmem.c

index fb11992f0b8a8da6eac9ffa17911a45618881f9e..d1480ff0f2a61518ec1c27f755f9d53ab93a4d13 100644 (file)
@@ -65,8 +65,8 @@ void mem_init(void)
 {
        max_low_pfn = (high_physmem - uml_physmem) >> PAGE_SHIFT;
 
-        /* clear the zero-page */
-        memset((void *) empty_zero_page, 0, PAGE_SIZE);
+       /* clear the zero-page */
+       memset((void *) empty_zero_page, 0, PAGE_SIZE);
 
        /* Map in the area just after the brk now that kmalloc is about
         * to be turned on.
@@ -253,8 +253,10 @@ struct page *arch_validate(struct page *page, gfp_t mask, int order)
        int i;
 
  again:
-       if(page == NULL) return(page);
-       if(PageHighMem(page)) return(page);
+       if(page == NULL)
+               return page;
+       if(PageHighMem(page))
+               return page;
 
        addr = (unsigned long) page_address(page);
        for(i = 0; i < (1 << order); i++){
@@ -263,13 +265,15 @@ struct page *arch_validate(struct page *page, gfp_t mask, int order)
                                     sizeof(zero),
                                     &current->thread.fault_addr,
                                     &current->thread.fault_catcher)){
-                       if(!(mask & __GFP_WAIT)) return(NULL);
+                       if(!(mask & __GFP_WAIT))
+                               return NULL;
                        else break;
                }
                addr += PAGE_SIZE;
        }
 
-       if(i == (1 << order)) return(page);
+       if(i == (1 << order))
+               return page;
        page = alloc_pages(mask, order);
        goto again;
 }
@@ -283,7 +287,6 @@ void free_initmem(void)
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD
-
 void free_initrd_mem(unsigned long start, unsigned long end)
 {
        if (start < end)
@@ -296,37 +299,36 @@ void free_initrd_mem(unsigned long start, unsigned long end)
                totalram_pages++;
        }
 }
-       
 #endif
 
 void show_mem(void)
 {
-        int pfn, total = 0, reserved = 0;
-        int shared = 0, cached = 0;
-        int highmem = 0;
+       int pfn, total = 0, reserved = 0;
+       int shared = 0, cached = 0;
+       int highmem = 0;
        struct page *page;
 
-        printk("Mem-info:\n");
-        show_free_areas();
-        printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
-        pfn = max_mapnr;
-        while(pfn-- > 0) {
+       printk("Mem-info:\n");
+       show_free_areas();
+       printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
+       pfn = max_mapnr;
+       while(pfn-- > 0) {
                page = pfn_to_page(pfn);
-                total++;
-                if(PageHighMem(page))
-                        highmem++;
-                if(PageReserved(page))
-                        reserved++;
-                else if(PageSwapCache(page))
-                        cached++;
-                else if(page_count(page))
-                        shared += page_count(page) - 1;
-        }
-        printk("%d pages of RAM\n", total);
-        printk("%d pages of HIGHMEM\n", highmem);
-        printk("%d reserved pages\n", reserved);
-        printk("%d pages shared\n", shared);
-        printk("%d pages swap cached\n", cached);
+               total++;
+               if(PageHighMem(page))
+                       highmem++;
+               if(PageReserved(page))
+                       reserved++;
+               else if(PageSwapCache(page))
+                       cached++;
+               else if(page_count(page))
+                       shared += page_count(page) - 1;
+       }
+       printk("%d pages of RAM\n", total);
+       printk("%d pages of HIGHMEM\n", highmem);
+       printk("%d reserved pages\n", reserved);
+       printk("%d pages shared\n", shared);
+       printk("%d pages swap cached\n", cached);
 }
 
 /*
@@ -362,18 +364,7 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
        struct page *pte;
-   
+
        pte = alloc_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
        return pte;
 }
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
index 22d3cf3596699ae0a11fbb533659507f67e07c66..638f3b5f6094a362968bca5c241a97a34cfe92fb 100644 (file)
@@ -40,7 +40,7 @@ static struct rb_node **find_rb(void *virt)
        while(*n != NULL){
                d = rb_entry(*n, struct phys_desc, rb);
                if(d->virt == virt)
-                       return(n);
+                       return n;
 
                if(d->virt > virt)
                        n = &(*n)->rb_left;
@@ -48,7 +48,7 @@ static struct rb_node **find_rb(void *virt)
                        n = &(*n)->rb_right;
        }
 
-       return(n);
+       return n;
 }
 
 static struct phys_desc *find_phys_mapping(void *virt)
@@ -56,9 +56,9 @@ static struct phys_desc *find_phys_mapping(void *virt)
        struct rb_node **n = find_rb(virt);
 
        if(*n == NULL)
-               return(NULL);
+               return NULL;
 
-       return(rb_entry(*n, struct phys_desc, rb));
+       return rb_entry(*n, struct phys_desc, rb);
 }
 
 static void insert_phys_mapping(struct phys_desc *desc)
@@ -89,10 +89,10 @@ static struct desc_mapping *find_mapping(int fd)
        list_for_each(ele, &descriptor_mappings){
                desc = list_entry(ele, struct desc_mapping, list);
                if(desc->fd == fd)
-                       return(desc);
+                       return desc;
        }
 
-       return(NULL);
+       return NULL;
 }
 
 static struct desc_mapping *descriptor_mapping(int fd)
@@ -101,11 +101,11 @@ static struct desc_mapping *descriptor_mapping(int fd)
 
        desc = find_mapping(fd);
        if(desc != NULL)
-               return(desc);
+               return desc;
 
        desc = kmalloc(sizeof(*desc), GFP_ATOMIC);
        if(desc == NULL)
-               return(NULL);
+               return NULL;
 
        *desc = ((struct desc_mapping)
                { .fd =         fd,
@@ -113,7 +113,7 @@ static struct desc_mapping *descriptor_mapping(int fd)
                  .pages =      LIST_HEAD_INIT(desc->pages) });
        list_add(&desc->list, &descriptor_mappings);
 
-       return(desc);
+       return desc;
 }
 
 int physmem_subst_mapping(void *virt, int fd, __u64 offset, int w)
@@ -125,11 +125,11 @@ int physmem_subst_mapping(void *virt, int fd, __u64 offset, int w)
 
        fd_maps = descriptor_mapping(fd);
        if(fd_maps == NULL)
-               return(-ENOMEM);
+               return -ENOMEM;
 
        phys = __pa(virt);
        desc = find_phys_mapping(virt);
-       if(desc != NULL)
+       if(desc != NULL)
                panic("Address 0x%p is already substituted\n", virt);
 
        err = -ENOMEM;
@@ -155,7 +155,7 @@ int physmem_subst_mapping(void *virt, int fd, __u64 offset, int w)
        rb_erase(&desc->rb, &phys_mappings);
        kfree(desc);
  out:
-       return(err);
+       return err;
 }
 
 static int physmem_fd = -1;
@@ -182,10 +182,10 @@ int physmem_remove_mapping(void *virt)
        virt = (void *) ((unsigned long) virt & PAGE_MASK);
        desc = find_phys_mapping(virt);
        if(desc == NULL)
-               return(0);
+               return 0;
 
        remove_mapping(desc);
-       return(1);
+       return 1;
 }
 
 void physmem_forget_descriptor(int fd)
@@ -239,9 +239,9 @@ void arch_free_page(struct page *page, int order)
 
 int is_remapped(void *virt)
 {
-       struct phys_desc *desc = find_phys_mapping(virt);
+       struct phys_desc *desc = find_phys_mapping(virt);
 
-       return(desc != NULL);
+       return desc != NULL;
 }
 
 /* Changed during early boot */
@@ -276,7 +276,7 @@ int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem)
        else map = alloc_bootmem_low_pages(total_len);
 
        if(map == NULL)
-               return(-ENOMEM);
+               return -ENOMEM;
 
        for(i = 0; i < total_pages; i++){
                p = &map[i];
@@ -286,7 +286,7 @@ int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem)
        }
 
        max_mapnr = total_pages;
-       return(0);
+       return 0;
 }
 
 /* Changed during early boot */
@@ -296,7 +296,7 @@ unsigned long get_kmem_end(void)
 {
        if(kmem_top == 0)
                kmem_top = CHOOSE_MODE(kmem_end_tt, kmem_end_skas);
-       return(kmem_top);
+       return kmem_top;
 }
 
 void map_memory(unsigned long virt, unsigned long phys, unsigned long len,
@@ -379,7 +379,7 @@ int phys_mapping(unsigned long phys, __u64 *offset_out)
                *offset_out = phys - iomem_size;
        }
 
-       return(fd);
+       return fd;
 }
 
 static int __init uml_mem_setup(char *line, int *add)
@@ -422,13 +422,13 @@ unsigned long find_iomem(char *driver, unsigned long *len_out)
        while(region != NULL){
                if(!strcmp(region->driver, driver)){
                        *len_out = region->size;
-                       return(region->virt);
+                       return region->virt;
                }
 
                region = region->next;
        }
 
-       return(0);
+       return 0;
 }
 
 int setup_iomem(void)
@@ -452,18 +452,7 @@ int setup_iomem(void)
                region = region->next;
        }
 
-       return(0);
+       return 0;
 }
 
 __initcall(setup_iomem);
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */