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Fix: use "flush empty" ioctl for snapshots
[lttng-tools.git]
/
src
/
common
/
kernel-ctl
/
kernel-ctl.c
diff --git
a/src/common/kernel-ctl/kernel-ctl.c
b/src/common/kernel-ctl/kernel-ctl.c
index 610a3c53b4cce80dec3fa3896eb3b5b7dd313b5b..144dbf04d8d7ff5ec1a5956d916981584788535f 100644
(file)
--- a/
src/common/kernel-ctl/kernel-ctl.c
+++ b/
src/common/kernel-ctl/kernel-ctl.c
@@
-426,6
+426,11
@@
int kernctl_buffer_flush(int fd)
return LTTNG_IOCTL(fd, RING_BUFFER_FLUSH);
}
return LTTNG_IOCTL(fd, RING_BUFFER_FLUSH);
}
+int kernctl_buffer_flush_empty(int fd)
+{
+ return LTTNG_IOCTL(fd, RING_BUFFER_FLUSH_EMPTY);
+}
+
/* returns the version of the metadata. */
int kernctl_get_metadata_version(int fd, uint64_t *version)
{
/* returns the version of the metadata. */
int kernctl_get_metadata_version(int fd, uint64_t *version)
{
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