This is a note to let you know that I've just added the patch titled
tools/nolibc: use pselect6 on RISCV
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tools-nolibc-use-pselect6-on-riscv.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit feb61ba67b9bbc403542a4cf18a94e27ae5a8bed
Author: Willy Tarreau <w@xxxxxx>
Date: Mon Feb 7 17:23:13 2022 +0100
tools/nolibc: use pselect6 on RISCV
[ Upstream commit 9c2970fbb425cca0256ecf0f96490e4f253fda24 ]
This arch doesn't provide the old-style select() syscall, we have to
use pselect6().
Signed-off-by: Willy Tarreau <w@xxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
Stable-dep-of: 184177c3d6e0 ("tools/nolibc: restore mips branch ordering in the _start block")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/tools/include/nolibc/nolibc.h b/tools/include/nolibc/nolibc.h
index 676fe5d92875..7ba180651b17 100644
--- a/tools/include/nolibc/nolibc.h
+++ b/tools/include/nolibc/nolibc.h
@@ -1256,7 +1256,10 @@ struct sys_stat_struct {
* - the arguments are cast to long and assigned into the target
* registers which are then simply passed as registers to the asm code,
* so that we don't have to experience issues with register constraints.
+ *
+ * On riscv, select() is not implemented so we have to use pselect6().
*/
+#define __ARCH_WANT_SYS_PSELECT6
#define my_syscall0(num) \
({ \
