Merge branch 'for-rmk-fixes' of git://aeryn.fluff.org.uk/bjdooks/linux

[linux-2.6-omap-h63xx.git] / fs / proc / proc_misc.c

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 00f10a2dcf1239d0b72b48a62d8265a0a59b3d78..59ea42e1ef03a0a4acdf3f73283d913b740415fd 100644 (file)
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -45,7 +45,6 @@
 #include <linux/blkdev.h>
 #include <linux/hugetlb.h>
 #include <linux/jiffies.h>
-#include <linux/sysrq.h>
 #include <linux/vmalloc.h>
 #include <linux/crash_dump.h>
 #include <linux/pid_namespace.h>
@@ -68,7 +67,6 @@
 extern int get_hardware_list(char *);
 extern int get_stram_list(char *);
 extern int get_exec_domain_list(char *);
-extern int get_dma_list(char *);
 
 static int proc_calc_metrics(char *page, char **start, off_t off,
                                 int count, int *eof, int len)
@@ -183,6 +181,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
                "SReclaimable: %8lu kB\n"
                "SUnreclaim:   %8lu kB\n"
                "PageTables:   %8lu kB\n"
+#ifdef CONFIG_QUICKLIST
+               "Quicklists:   %8lu kB\n"
+#endif
                "NFS_Unstable: %8lu kB\n"
                "Bounce:       %8lu kB\n"
                "WritebackTmp: %8lu kB\n"
@@ -190,8 +191,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
                "Committed_AS: %8lu kB\n"
                "VmallocTotal: %8lu kB\n"
                "VmallocUsed:  %8lu kB\n"
-               "VmallocChunk: %8lu kB\n"
-               "Quicklists:   %8lu kB\n",
+               "VmallocChunk: %8lu kB\n",
                K(i.totalram),
                K(i.freeram),
                K(i.bufferram),
@@ -216,6 +216,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
                K(global_page_state(NR_SLAB_RECLAIMABLE)),
                K(global_page_state(NR_SLAB_UNRECLAIMABLE)),
                K(global_page_state(NR_PAGETABLE)),
+#ifdef CONFIG_QUICKLIST
+               K(quicklist_total_size()),
+#endif
                K(global_page_state(NR_UNSTABLE_NFS)),
                K(global_page_state(NR_BOUNCE)),
                K(global_page_state(NR_WRITEBACK_TEMP)),
@@ -223,8 +226,7 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
                K(committed),
                (unsigned long)VMALLOC_TOTAL >> 10,
                vmi.used >> 10,
-               vmi.largest_chunk >> 10,
-               K(quicklist_total_size())
+               vmi.largest_chunk >> 10
                );
 
                len += hugetlb_report_meminfo(page + len);
@@ -680,6 +682,7 @@ static int cmdline_read_proc(char *page, char **start, off_t off,
        return proc_calc_metrics(page, start, off, count, eof, len);
 }
 
+#ifdef CONFIG_FILE_LOCKING
 static int locks_open(struct inode *inode, struct file *filp)
 {
        return seq_open(filp, &locks_seq_operations);
@@ -691,6 +694,7 @@ static const struct file_operations proc_locks_operations = {
        .llseek         = seq_lseek,
        .release        = seq_release,
 };
+#endif /* CONFIG_FILE_LOCKING */
 
 static int execdomains_read_proc(char *page, char **start, off_t off,
                                 int count, int *eof, void *data)
@@ -699,28 +703,6 @@ static int execdomains_read_proc(char *page, char **start, off_t off,
        return proc_calc_metrics(page, start, off, count, eof, len);
 }
 
-#ifdef CONFIG_MAGIC_SYSRQ
-/*
- * writing 'C' to /proc/sysrq-trigger is like sysrq-C
- */
-static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf,
-                                  size_t count, loff_t *ppos)
-{
-       if (count) {
-               char c;
-
-               if (get_user(c, buf))
-                       return -EFAULT;
-               __handle_sysrq(c, NULL, 0);
-       }
-       return count;
-}
-
-static const struct file_operations proc_sysrq_trigger_operations = {
-       .write          = write_sysrq_trigger,
-};
-#endif
-
 #ifdef CONFIG_PROC_PAGE_MONITOR
 #define KPMSIZE sizeof(u64)
 #define KPMMASK (KPMSIZE - 1)
@@ -884,7 +866,9 @@ void __init proc_misc_init(void)
 #ifdef CONFIG_PRINTK
        proc_create("kmsg", S_IRUSR, NULL, &proc_kmsg_operations);
 #endif
+#ifdef CONFIG_FILE_LOCKING
        proc_create("locks", 0, NULL, &proc_locks_operations);
+#endif
        proc_create("devices", 0, NULL, &proc_devinfo_operations);
        proc_create("cpuinfo", 0, NULL, &proc_cpuinfo_operations);
 #ifdef CONFIG_BLOCK
@@ -927,7 +911,4 @@ void __init proc_misc_init(void)
 #ifdef CONFIG_PROC_VMCORE
        proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &proc_vmcore_operations);
 #endif
-#ifdef CONFIG_MAGIC_SYSRQ
-       proc_create("sysrq-trigger", S_IWUSR, NULL, &proc_sysrq_trigger_operations);
-#endif
 }