X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ipc%2Fshm.c;h=a726aebce7d7f9c679f468343aaf62a4354d805c;hb=8c363265d57d755e62053e9f69a1f2164e83f7ea;hp=554429ade079ffbcd8b19fbfd657772db2eb36ec;hpb=5f78e4d33945b291d12765cdd7e4304f437b9361;p=linux-2.6

diff --git a/ipc/shm.c b/ipc/shm.c
index 554429ade0..a726aebce7 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -577,7 +577,8 @@ static void shm_get_stat(struct ipc_namespace *ns, unsigned long *rss,
 
 		if (is_file_hugepages(shp->shm_file)) {
 			struct address_space *mapping = inode->i_mapping;
-			*rss += (HPAGE_SIZE/PAGE_SIZE)*mapping->nrpages;
+			struct hstate *h = hstate_file(shp->shm_file);
+			*rss += pages_per_huge_page(h) * mapping->nrpages;
 		} else {
 			struct shmem_inode_info *info = SHMEM_I(inode);
 			spin_lock(&info->lock);
@@ -894,8 +895,6 @@ long do_shmat(int shmid, char __user *shmaddr, int shmflg, ulong *raddr)
 	if (!sfd)
 		goto out_put_dentry;
 
-	err = -ENOMEM;
-
 	file = alloc_file(path.mnt, path.dentry, f_mode, &shm_file_operations);
 	if (!file)
 		goto out_free;
@@ -1060,16 +1059,16 @@ asmlinkage long sys_shmdt(char __user *shmaddr)
 static int sysvipc_shm_proc_show(struct seq_file *s, void *it)
 {
 	struct shmid_kernel *shp = it;
-	char *format;
 
-#define SMALL_STRING "%10d %10d  %4o %10u %5u %5u  %5d %5u %5u %5u %5u %10lu %10lu %10lu\n"
-#define BIG_STRING   "%10d %10d  %4o %21u %5u %5u  %5d %5u %5u %5u %5u %10lu %10lu %10lu\n"
+#if BITS_PER_LONG <= 32
+#define SIZE_SPEC "%10lu"
+#else
+#define SIZE_SPEC "%21lu"
+#endif
 
-	if (sizeof(size_t) <= sizeof(int))
-		format = SMALL_STRING;
-	else
-		format = BIG_STRING;
-	return seq_printf(s, format,
+	return seq_printf(s,
+			  "%10d %10d  %4o " SIZE_SPEC " %5u %5u  "
+			  "%5lu %5u %5u %5u %5u %10lu %10lu %10lu\n",
 			  shp->shm_perm.key,
 			  shp->shm_perm.id,
 			  shp->shm_perm.mode,