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Annotation of /trunk/busybox/patches/busybox-1.20.2-support-strictatime-option.patch

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Revision 1855 - (hide annotations) (download)
Thu Jul 26 09:00:17 2012 UTC (11 years, 10 months ago) by niro
File size: 1486 byte(s)
-added upstream patch
1 niro 1855 From 9ad8979ff15e1b894ee1f4bb6a2535a1a2c20d65 Mon Sep 17 00:00:00 2001
2     From: Denys Vlasenko <vda.linux@googlemail.com>
3     Date: Tue, 26 Jun 2012 14:09:00 +0000
4     Subject: mount: support strictatime option. Closes 5240
5    
6     Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
7     ---
8     diff --git a/util-linux/mount.c b/util-linux/mount.c
9     index b6c94d7..525fdcc 100644
10     --- a/util-linux/mount.c
11     +++ b/util-linux/mount.c
12     @@ -113,6 +113,12 @@
13     #ifndef MS_RELATIME
14     # define MS_RELATIME (1 << 21)
15     #endif
16     +#ifndef MS_STRICTATIME
17     +# define MS_STRICTATIME (1 << 24)
18     +#endif
19     +
20     +/* Any ~MS_FOO value has this bit set: */
21     +#define BB_MS_INVERTED_VALUE (1u << 31)
22    
23     #include "libbb.h"
24     #if ENABLE_FEATURE_MOUNT_LABEL
25     @@ -240,6 +246,7 @@ static const int32_t mount_options[] = {
26     /* "nomand" */ ~MS_MANDLOCK,
27     /* "relatime" */ MS_RELATIME,
28     /* "norelatime" */ ~MS_RELATIME,
29     + /* "strictatime" */ MS_STRICTATIME,
30     /* "loud" */ ~MS_SILENT,
31     /* "rbind" */ MS_BIND|MS_RECURSIVE,
32    
33     @@ -297,6 +304,7 @@ static const char mount_option_str[] =
34     "nomand\0"
35     "relatime\0"
36     "norelatime\0"
37     + "strictatime\0"
38     "loud\0"
39     "rbind\0"
40    
41     @@ -473,7 +481,7 @@ static unsigned long parse_mount_options(char *options, char **unrecognized)
42     && (options[opt_len] == '\0' || options[opt_len] == '=')
43     ) {
44     unsigned long fl = mount_options[i];
45     - if ((long)fl < 0)
46     + if (fl & BB_MS_INVERTED_VALUE)
47     flags &= fl;
48     else
49     flags |= fl;
50     --
51     cgit v0.9.0.1-2-gef13