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authorJeff Dike <jdike@addtoit.com>2007-02-10 01:44:18 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 10:51:23 -0800
commit6bf79482f3288e19697d08c456b0bd6b1755d467 (patch)
treead7c1f9a18e5738175d2d8daeb65e099b6a50b02 /arch/um/os-Linux/mem.c
parentb8831a1d2c78c03b8193ab3acf56664fa3457265 (diff)
[PATCH] uml: locking comments in memory and tempfile code
Locking comments and emacs comment removal in the low-level memory and temp file code. 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>
Diffstat (limited to 'arch/um/os-Linux/mem.c')
-rw-r--r--arch/um/os-Linux/mem.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c
index 4203681e508d..82b874580f63 100644
--- a/arch/um/os-Linux/mem.c
+++ b/arch/um/os-Linux/mem.c
@@ -20,7 +20,13 @@
#include <sys/param.h>
+/* Modified by which_tmpdir, which is called during early boot */
static char *default_tmpdir = "/tmp";
+
+/*
+ * Modified when creating the physical memory file and when checking
+ * the tmp filesystem for usability, both happening during early boot.
+ */
static char *tempdir = NULL;
static void __init find_tempdir(void)
@@ -83,6 +89,7 @@ static int next(int fd, char *buf, int size, char c)
return 1;
}
+/* which_tmpdir is called only during early boot */
static int checked_tmpdir = 0;
/* Look for a tmpfs mounted at /dev/shm. I couldn't find a cleaner