9 files changed, 31 insertions, 52 deletions

diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 542c9ef858f8..d87090507401 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -499,7 +499,7 @@ static struct mc_device mem_mc = {
         .remove         = mem_remove,
 };
 
-static int mem_mc_init(void)
+static int __init mem_mc_init(void)
 {
         if(can_drop_memory())
                 mconsole_register_dev(&mem_mc);
@@ -798,7 +798,7 @@ void mconsole_stack(struct mc_request *req)
  */
 static char *notify_socket = NULL;
 
-static int mconsole_init(void)
+static int __init mconsole_init(void)
 {
         /* long to avoid size mismatch warnings from gcc */
         long sock;
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 72773dd54425..d35d0c1ee7f4 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -623,7 +623,7 @@ static int eth_setup_common(char *str, int index)
         return found;
 }
 
-static int eth_setup(char *str)
+static int __init eth_setup(char *str)
 {
         struct eth_init *new;
         char *error;
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 72ff85693a39..d2b11f242698 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -62,7 +62,7 @@ static void setup_highmem(unsigned long highmem_start,
 }
 #endif
 
-void mem_init(void)
+void __init mem_init(void)
 {
         /* clear the zero-page */
         memset((void *) empty_zero_page, 0, PAGE_SIZE);
diff --git a/arch/um/kernel/physmem.c b/arch/um/kernel/physmem.c
index 3ba6e4c841da..5ee7e851bbc1 100644
--- a/arch/um/kernel/physmem.c
+++ b/arch/um/kernel/physmem.c
@@ -28,7 +28,8 @@ unsigned long high_physmem;
 
 extern unsigned long long physmem_size;
 
-int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem)
+int __init init_maps(unsigned long physmem, unsigned long iomem,
+                     unsigned long highmem)
 {
         struct page *p, *map;
         unsigned long phys_len, phys_pages, highmem_len, highmem_pages;
@@ -47,13 +48,7 @@ int init_maps(unsigned long physmem, unsigned long iomem, unsigned long highmem)
         total_pages = phys_pages + iomem_pages + highmem_pages;
         total_len = phys_len + iomem_len + highmem_len;
 
-        if(kmalloc_ok){
-                map = kmalloc(total_len, GFP_KERNEL);
-                if(map == NULL)
-                        map = vmalloc(total_len);
-        }
-        else map = alloc_bootmem_low_pages(total_len);
-
+        map = alloc_bootmem_low_pages(total_len);
         if(map == NULL)
                 return -ENOMEM;
 
@@ -98,8 +93,8 @@ void map_memory(unsigned long virt, unsigned long phys, unsigned long len,
 
 extern int __syscall_stub_start;
 
-void setup_physmem(unsigned long start, unsigned long reserve_end,
-                   unsigned long len, unsigned long long highmem)
+void __init setup_physmem(unsigned long start, unsigned long reserve_end,
+                          unsigned long len, unsigned long long highmem)
 {
         unsigned long reserve = reserve_end - start;
         int pfn = PFN_UP(__pa(reserve_end));
diff --git a/arch/um/kernel/skas/process.c b/arch/um/kernel/skas/process.c
index 2a69a7ce5792..48051a98525f 100644
--- a/arch/um/kernel/skas/process.c
+++ b/arch/um/kernel/skas/process.c
@@ -145,7 +145,7 @@ void init_idle_skas(void)
 
 extern void start_kernel(void);
 
-static int start_kernel_proc(void *unused)
+static int __init start_kernel_proc(void *unused)
 {
         int pid;
 
@@ -165,7 +165,7 @@ extern int userspace_pid[];
 
 extern char cpu0_irqstack[];
 
-int start_uml_skas(void)
+int __init start_uml_skas(void)
 {
         stack_protections((unsigned long) &cpu0_irqstack);
         set_sigstack(cpu0_irqstack, THREAD_SIZE);
diff --git a/arch/um/os-Linux/aio.c b/arch/um/os-Linux/aio.c
index b126df4ea168..59348359f9ab 100644
--- a/arch/um/os-Linux/aio.c
+++ b/arch/um/os-Linux/aio.c
@@ -14,6 +14,7 @@
 #include "init.h"
 #include "user.h"
 #include "mode.h"
+#include "kern_constants.h"
 
 struct aio_thread_req {
         enum aio_type type;
@@ -65,47 +66,33 @@ static long io_getevents(aio_context_t ctx_id, long min_nr, long nr,
 static int do_aio(aio_context_t ctx, enum aio_type type, int fd, char *buf,
                   int len, unsigned long long offset, struct aio_context *aio)
 {
-        struct iocb iocb, *iocbp = &iocb;
+        struct iocb *iocbp = & ((struct iocb) {
+                                    .aio_data       = (unsigned long) aio,
+                                    .aio_fildes     = fd,
+                                    .aio_buf        = (unsigned long) buf,
+                                    .aio_nbytes     = len,
+                                    .aio_offset     = offset
+                             });
         char c;
-        int err;
 
-        iocb = ((struct iocb) { .aio_data       = (unsigned long) aio,
-                                .aio_reqprio    = 0,
-                                .aio_fildes     = fd,
-                                .aio_buf        = (unsigned long) buf,
-                                .aio_nbytes     = len,
-                                .aio_offset     = offset,
-                                .aio_reserved1  = 0,
-                                .aio_reserved2  = 0,
-                                .aio_reserved3  = 0 });
-
-        switch(type){
+        switch (type) {
         case AIO_READ:
-                iocb.aio_lio_opcode = IOCB_CMD_PREAD;
-                err = io_submit(ctx, 1, &iocbp);
+                iocbp->aio_lio_opcode = IOCB_CMD_PREAD;
                 break;
         case AIO_WRITE:
-                iocb.aio_lio_opcode = IOCB_CMD_PWRITE;
-                err = io_submit(ctx, 1, &iocbp);
+                iocbp->aio_lio_opcode = IOCB_CMD_PWRITE;
                 break;
         case AIO_MMAP:
-                iocb.aio_lio_opcode = IOCB_CMD_PREAD;
-                iocb.aio_buf = (unsigned long) &c;
-                iocb.aio_nbytes = sizeof(c);
-                err = io_submit(ctx, 1, &iocbp);
+                iocbp->aio_lio_opcode = IOCB_CMD_PREAD;
+                iocbp->aio_buf = (unsigned long) &c;
+                iocbp->aio_nbytes = sizeof(c);
                 break;
         default:
-                printk("Bogus op in do_aio - %d\n", type);
-                err = -EINVAL;
-                break;
+                printk(UM_KERN_ERR "Bogus op in do_aio - %d\n", type);
+                return -EINVAL;
         }
 
-        if(err > 0)
-                err = 0;
-        else
-                err = -errno;
-
-        return err;
+        return (io_submit(ctx, 1, &iocbp) > 0) ? 0 : -errno;
 }
 
 /* Initialized in an initcall and unchanged thereafter */
diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c
index 2d9d2ca39299..e9c143297512 100644
--- a/arch/um/os-Linux/process.c
+++ b/arch/um/os-Linux/process.c
@@ -194,7 +194,7 @@ int os_unmap_memory(void *addr, int len)
 #define MADV_REMOVE KERNEL_MADV_REMOVE
 #endif
 
-int __init os_drop_memory(void *addr, int length)
+int os_drop_memory(void *addr, int length)
 {
         int err;
 
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index 419b2d5ff6de..4c37b1b1d0b5 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -19,10 +19,7 @@ extern void *memmove(void *, const void *, size_t);
 extern void *memset(void *, int, size_t);
 extern int printf(const char *, ...);
 
-/* If they're not defined, the export is included in lib/string.c.*/
-#ifdef __HAVE_ARCH_STRLEN
-EXPORT_SYMBOL(strlen);
-#endif
+/* If it's not defined, the export is included in lib/string.c.*/
 #ifdef __HAVE_ARCH_STRSTR
 EXPORT_SYMBOL(strstr);
 #endif
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 098720be019a..d6b3ecd4b77e 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -4,7 +4,7 @@ obj-y = bug.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
 
 obj-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
 
-subarch-obj-y = lib/bitops.o lib/semaphore.o
+subarch-obj-y = lib/bitops.o lib/semaphore.o lib/string.o
 subarch-obj-$(CONFIG_HIGHMEM) += mm/highmem.o
 subarch-obj-$(CONFIG_MODULES) += kernel/module.o