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Fix reversed mask usage of subbuffer offset
[lttng-ust.git]
/
libringbuffer
/
backend.h
diff --git
a/libringbuffer/backend.h
b/libringbuffer/backend.h
index d93f6d1fd09ef2da267ce0b0a7307202a3f9427c..83e07e426b3de3458a995bcfa953e0e33ee9d1fb 100644
(file)
--- a/
libringbuffer/backend.h
+++ b/
libringbuffer/backend.h
@@
-88,7
+88,7
@@
void lib_ring_buffer_write(const struct lib_ring_buffer_config *config,
*/
CHAN_WARN_ON(chanb, offset >= chanb->buf_size);
lib_ring_buffer_do_copy(config,
*/
CHAN_WARN_ON(chanb, offset >= chanb->buf_size);
lib_ring_buffer_do_copy(config,
- shmp_index(handle, shmp(handle, rpages->shmp)->p, offset &
~
(chanb->subbuf_size - 1)),
+ shmp_index(handle, shmp(handle, rpages->shmp)->p, offset & (chanb->subbuf_size - 1)),
src, len);
ctx->buf_offset += len;
}
src, len);
ctx->buf_offset += len;
}
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