[PATCH V2 13/13] powerpc/vas: Free send window in VAS instance after credits returned
From: Haren Myneni <haren@linux.ibm.com>
Date: 2019-12-09 03:39:21
Also in:
linux-devicetree
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
NX may be processing requests while trying to close window. Wait until all credits are returned and then free send window from VAS instance. Signed-off-by: Haren Myneni <haren@us.ibm.com> --- arch/powerpc/platforms/powernv/vas-window.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/platforms/powernv/vas-window.c b/arch/powerpc/platforms/powernv/vas-window.c
index 578f144..5322d1c 100644
--- a/arch/powerpc/platforms/powernv/vas-window.c
+++ b/arch/powerpc/platforms/powernv/vas-window.c@@ -1309,14 +1309,14 @@ int vas_win_close(struct vas_window *window) unmap_paste_region(window); - clear_vinst_win(window); - poll_window_busy_state(window); unpin_close_window(window); poll_window_credits(window); + clear_vinst_win(window); + poll_window_castout(window); /* if send window, drop reference to matching receive window */
--
1.8.3.1