The patch titled
uml ubd driver: document some struct fields
has been added to the -mm tree. Its filename is
uml-ubd-driver-document-some-struct-fields.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: uml ubd driver: document some struct fields
From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
Add documentation about some fields in struct ubd, whose meaning is
non-obvious due to struct names (should change names altogether, I agree).
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
Cc: Jeff Dike <jdike@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/um/drivers/ubd_kern.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN arch/um/drivers/ubd_kern.c~uml-ubd-driver-document-some-struct-fields arch/um/drivers/ubd_kern.c
--- a/arch/um/drivers/ubd_kern.c~uml-ubd-driver-document-some-struct-fields
+++ a/arch/um/drivers/ubd_kern.c
@@ -150,8 +150,9 @@ static struct gendisk *fake_gendisk[MAX_
static struct openflags global_openflags = OPEN_FLAGS;
struct cow {
- /* This is the backing file, actually */
+ /* backing file name */
char *file;
+ /* backing file fd */
int fd;
unsigned long *bitmap;
unsigned long bitmap_len;
@@ -160,6 +161,8 @@ struct cow {
};
struct ubd {
+ /* name (and fd, below) of the file opened for writing, either the
+ * backing or the cow file. */
char *file;
int count;
int fd;
_
Patches currently in -mm which might be from blaisorblade@xxxxxxxx are
fix-remove-the-use-of-_syscallx-macros-in-uml.patch
uml-fix-compilation-options-for-user_objs.patch
uml-ubd-driver-allow-using-up-to-16-ubd-devices.patch
uml-ubd-driver-document-some-struct-fields.patch
uml-ubd-driver-var-renames.patch
uml-ubd-driver-give-better-names-to-some-functions.patch
uml-ubd-driver-change-ubd_lock-to-be-a-mutex.patch
uml-ubd-driver-ubd_io_lock-usage-fixup.patch
uml-ubd-driver-reformat-ubd_config.patch
uml-ubd-driver-convert-do_ubd-to-a-boolean-variable.patch
uml-ubd-driver-use-bitfields-where-possible.patch
uml-ubd-driver-do-not-store-error-codes-as-fd.patch
uml-ubd-driver-various-little-changes.patch
uml-fix-prototypes.patch
uml-make-execvp-safe-for-our-usage.patch
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