Phase 1 of deprecating liburcu-signal

[urcu.git] / README.md

diff --git a/README.md b/README.md
index d7966a2c54dbbad4eaf92a5e01b8d99abd7e6451..58db299018deb07f36fbdd1bad863ed35f82b3e0 100644 (file)
--- a/README.md
+++ b/README.md
@@ -220,9 +220,10 @@ results in slower reads.
   1. `#include <urcu/urcu-signal.h>`
   2. Link the application with `-lurcu-signal`
 
-Version of the library that requires a signal, typically `SIGUSR1`. Can
-be overridden with `-DSIGRCU` by modifying `Makefile.build.inc`.
-
+NOTE: The `liburcu-signal` flavor is *deprecated* and will be removed in the
+future. It is now identical to `liburcu-mb` at the exception of the symbols and
+public header files. It is therefore slower than previous versions. Users are
+encouraged to migrate to the `liburcu-memb` flavor.
 
 ### Usage of `liburcu-bp`