diff options
| author | Daniel Rosenberg <drosen@google.com> | 2017-04-17 17:11:38 -0700 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-25 11:28:22 +0200 |
| commit | e2a32e6a2fbd9903c8712f41958246db3acc346a (patch) | |
| tree | 4d06c261a7ab1a33e4789f8f46882ba1c73c0eeb /fs/sdcardfs | |
| parent | 0e60814cd4d14960ab83b3336c835b6f34b7f9de (diff) | |
Android: sdcardfs: Change cache GID value
Change-Id: Ieb955dd26493da26a458bc20fbbe75bca32b094f
Signed-off-by: Daniel Rosenberg <drosen@google.com>
Bug: 37193650
Diffstat (limited to 'fs/sdcardfs')
| -rwxr-xr-x | fs/sdcardfs/derived_perm.c | 2 | ||||
| -rwxr-xr-x | fs/sdcardfs/multiuser.h | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/fs/sdcardfs/derived_perm.c b/fs/sdcardfs/derived_perm.c index 60d3d271c..116b6dc42 100755 --- a/fs/sdcardfs/derived_perm.c +++ b/fs/sdcardfs/derived_perm.c @@ -221,7 +221,7 @@ void fixup_lower_ownership(struct dentry *dentry, const char *name) break; case PERM_ANDROID_PACKAGE_CACHE: if (info->d_uid != 0) - gid = multiuser_get_cache_gid(info->d_uid); + gid = multiuser_get_ext_cache_gid(info->d_uid); else gid = multiuser_get_uid(info->userid, uid); break; diff --git a/fs/sdcardfs/multiuser.h b/fs/sdcardfs/multiuser.h index 2e89b5872..d0c925cda 100755 --- a/fs/sdcardfs/multiuser.h +++ b/fs/sdcardfs/multiuser.h @@ -23,6 +23,8 @@ #define AID_APP_END 19999 /* last app user */ #define AID_CACHE_GID_START 20000 /* start of gids for apps to mark cached data */ #define AID_EXT_GID_START 30000 /* start of gids for apps to mark external data */ +#define AID_EXT_CACHE_GID_START 40000 /* start of gids for apps to mark external cached data */ +#define AID_EXT_CACHE_GID_END 49999 /* end of gids for apps to mark external cached data */ #define AID_SHARED_GID_START 50000 /* start of gids for apps in each user to share */ typedef uid_t userid_t; @@ -33,9 +35,9 @@ static inline uid_t multiuser_get_uid(userid_t user_id, appid_t app_id) return (user_id * AID_USER_OFFSET) + (app_id % AID_USER_OFFSET); } -static inline gid_t multiuser_get_cache_gid(uid_t uid) +static inline gid_t multiuser_get_ext_cache_gid(uid_t uid) { - return uid - AID_APP_START + AID_CACHE_GID_START; + return uid - AID_APP_START + AID_EXT_CACHE_GID_START; } static inline gid_t multiuser_get_ext_gid(uid_t uid) |