diff options
| author | Richard Weinberger <[email protected]> | 2011-04-27 15:26:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2011-04-28 11:28:21 -0700 |
| commit | 57d8e02e3cd21bccf2b84b26b42feb79e1f0f83e (patch) | |
| tree | ceaebd1ba52dc72b0793d60fc588f18fd5644695 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | f755a042d82b51b54f3bdd0890e5ea56c0fb6807 (diff) | |
um: mdd support for 64 bit atomic operations
This adds support for 64 bit atomic operations on 32 bit UML systems. XFS
needs them since 2.6.38.
$ make ARCH=um SUBARCH=i386
...
LD .tmp_vmlinux1
fs/built-in.o: In function `xlog_regrant_reserve_log_space':
xfs_log.c:(.text+0xd8584): undefined reference to `atomic64_read_386'
xfs_log.c:(.text+0xd85ac): undefined reference to `cmpxchg8b_emu'
...
Addresses https://bugzilla.kernel.org/show_bug.cgi?id=32812
Reported-by: Martin Walch <[email protected]>
Tested-by: Martin Walch <[email protected]>
Cc: Martin Walch <[email protected]>
Cc: <[email protected]> [2.6.38.x 084189a: um: disable CONFIG_CMPXCHG_LOCAL]
Signed-off-by: Richard Weinberger <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions