Messages in this thread Patch in this message | | | Date | Tue, 3 Dec 2002 17:51:39 +0100 | From | Christoph Hellwig <> | Subject | [PATCH] mmuless targets can't support /proc/<pid>/maps |
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--- 1.35/fs/proc/array.c Mon Nov 25 23:42:29 2002 +++ edited/fs/proc/array.c Tue Dec 3 14:55:22 2002 @@ -433,6 +433,7 @@ size, resident, shared, text, lib, data, dirty); } +#ifdef CONFIG_MMU /* * The way we support synthetic files > 4K * - without storing their contents in some buffer and @@ -597,3 +598,4 @@ out: return retval; } +#endif /* CONFIG_MMU */ --- 1.35/fs/proc/base.c Tue Nov 26 20:29:39 2002 +++ edited/fs/proc/base.c Tue Dec 3 14:55:14 2002 @@ -75,7 +75,9 @@ E(PROC_PID_CMDLINE, "cmdline", S_IFREG|S_IRUGO), E(PROC_PID_STAT, "stat", S_IFREG|S_IRUGO), E(PROC_PID_STATM, "statm", S_IFREG|S_IRUGO), +#ifdef CONFIG_MMU E(PROC_PID_MAPS, "maps", S_IFREG|S_IRUGO), +#endif E(PROC_PID_MEM, "mem", S_IFREG|S_IRUSR|S_IWUSR), E(PROC_PID_CWD, "cwd", S_IFLNK|S_IRWXUGO), E(PROC_PID_ROOT, "root", S_IFLNK|S_IRWXUGO), @@ -98,7 +100,6 @@ return PROC_I(inode)->type; } -ssize_t proc_pid_read_maps(struct task_struct*,struct file*,char*,size_t,loff_t*); int proc_pid_stat(struct task_struct*,char*); int proc_pid_status(struct task_struct*,char*); int proc_pid_statm(struct task_struct*,char*); @@ -321,6 +322,9 @@ return proc_check_root(inode); } +#ifdef CONFIG_MMU +extern ssize_t proc_pid_read_maps(struct task_struct *, struct file *, + char *, size_t, loff_t *); static ssize_t pid_maps_read(struct file * file, char * buf, size_t count, loff_t *ppos) { @@ -335,6 +339,7 @@ static struct file_operations proc_maps_operations = { .read = pid_maps_read, }; +#endif /* CONFIG_MMU */ extern struct seq_operations mounts_op; static int mounts_open(struct inode *inode, struct file *file) @@ -1023,10 +1028,11 @@ inode->i_fop = &proc_info_file_operations; ei->op.proc_read = proc_pid_statm; break; +#ifdef CONFIG_MMU case PROC_PID_MAPS: inode->i_fop = &proc_maps_operations; break; - +#endif case PROC_PID_MEM: inode->i_op = &proc_mem_inode_operations; inode->i_fop = &proc_mem_operations; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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