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authorJan Harkes <jaharkes@cs.cmu.edu>2019-07-16 16:28:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-16 19:23:23 -0700
commit5e7c31dfe74703f428220384b2863525957cc160 (patch)
tree83b0eef7ab15394a95a96f90d66e1a002e9539df /include/uapi
parent6ced9aa7b56baeb241a715df4539e60d5e3118e2 (diff)
coda: change Coda's user api to use 64-bit time_t in timespec
Move the 32-bit time_t problems to userspace. Link: http://lkml.kernel.org/r/8d089068823bfb292a4020f773922fbd82ffad39.1558117389.git.jaharkes@cs.cmu.edu Signed-off-by: Jan Harkes <jaharkes@cs.cmu.edu> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Colin Ian King <colin.king@canonical.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Cc: David Howells <dhowells@redhat.com> Cc: Fabian Frederick <fabf@skynet.be> Cc: Mikko Rapeli <mikko.rapeli@iki.fi> Cc: Sam Protsenko <semen.protsenko@linaro.org> Cc: Yann Droneaud <ydroneaud@opteya.com> Cc: Zhouyang Jia <jiazhouyang09@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/coda.h33
1 files changed, 7 insertions, 26 deletions
diff --git a/include/uapi/linux/coda.h b/include/uapi/linux/coda.h
index fc5f7874208a..5dba636b6e11 100644
--- a/include/uapi/linux/coda.h
+++ b/include/uapi/linux/coda.h
@@ -86,10 +86,6 @@ typedef unsigned long long u_quad_t;
#define inline
-struct timespec {
- long ts_sec;
- long ts_nsec;
-};
#else /* DJGPP but not KERNEL */
#include <sys/time.h>
typedef unsigned long long u_quad_t;
@@ -110,13 +106,6 @@ typedef unsigned long long u_quad_t;
#define cdev_t dev_t
#endif
-#ifdef __CYGWIN32__
-struct timespec {
- time_t tv_sec; /* seconds */
- long tv_nsec; /* nanoseconds */
-};
-#endif
-
#ifndef __BIT_TYPES_DEFINED__
#define __BIT_TYPES_DEFINED__
typedef signed char int8_t;
@@ -211,19 +200,10 @@ struct CodaFid {
*/
enum coda_vtype { C_VNON, C_VREG, C_VDIR, C_VBLK, C_VCHR, C_VLNK, C_VSOCK, C_VFIFO, C_VBAD };
-#ifdef __linux__
-/*
- * This matches the traditional Linux 'timespec' structure binary layout,
- * before using 64-bit time_t everywhere. Overflows in y2038 on 32-bit
- * architectures.
- */
-struct vtimespec {
- long tv_sec; /* seconds */
+struct coda_timespec {
+ int64_t tv_sec; /* seconds */
long tv_nsec; /* nanoseconds */
};
-#else
-#define vtimespec timespec
-#endif
struct coda_vattr {
long va_type; /* vnode type (for create) */
@@ -234,9 +214,9 @@ struct coda_vattr {
long va_fileid; /* file id */
u_quad_t va_size; /* file size in bytes */
long va_blocksize; /* blocksize preferred for i/o */
- struct vtimespec va_atime; /* time of last access */
- struct vtimespec va_mtime; /* time of last modification */
- struct vtimespec va_ctime; /* time file changed */
+ struct coda_timespec va_atime; /* time of last access */
+ struct coda_timespec va_mtime; /* time of last modification */
+ struct coda_timespec va_ctime; /* time file changed */
u_long va_gen; /* generation number of file */
u_long va_flags; /* flags defined for file */
cdev_t va_rdev; /* device special file represents */
@@ -301,7 +281,8 @@ struct coda_statfs {
#define CIOC_KERNEL_VERSION _IOWR('c', 10, size_t)
-#define CODA_KERNEL_VERSION 3 /* 128-bit file identifiers */
+// CODA_KERNEL_VERSION 3 /* 128-bit file identifiers */
+#define CODA_KERNEL_VERSION 4 /* 64-bit timespec */
/*
* Venus <-> Coda RPC arguments