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oeqa qemurunner: read more data at a time from serial

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Use a short sleep to bundle serial console reads so that
we are not reading one character at a time which reduces busy
looping.

(From OE-Core rev: cafe65d8cf7544edbd387f7f5f6d77c64c6b18fa)

Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Mikko Rapeli
2023-02-09 10:09:33 +02:00
committed by Richard Purdie
parent 49da864246
commit d61df4b220
1 changed files with 3 additions and 1 deletions
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meta/lib/oeqa/utils/qemurunner.py
+3 -1
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@@ -202,7 +202,7 @@ class QemuRunner:
qmp_file = "." + next(tempfile._get_candidate_names()) qmp_file = "." + next(tempfile._get_candidate_names())
qmp_param = ' -S -qmp unix:./%s,server,wait' % (qmp_file) qmp_param = ' -S -qmp unix:./%s,server,wait' % (qmp_file)
qmp_port = self.tmpdir + "/" + qmp_file qmp_port = self.tmpdir + "/" + qmp_file
# Create a second socket connection for debugging use, # Create a second socket connection for debugging use,
# note this will NOT cause qemu to block waiting for the connection # note this will NOT cause qemu to block waiting for the connection
qmp_file2 = "." + next(tempfile._get_candidate_names()) qmp_file2 = "." + next(tempfile._get_candidate_names())
qmp_param += ' -qmp unix:./%s,server,nowait' % (qmp_file2) qmp_param += ' -qmp unix:./%s,server,nowait' % (qmp_file2)
@@ -468,6 +468,8 @@ class QemuRunner:
socklist.remove(self.server_socket) socklist.remove(self.server_socket)
self.logger.debug("Connection from %s:%s" % addr) self.logger.debug("Connection from %s:%s" % addr)
else: else:
# try to avoid reading only a single character at a time
time.sleep(0.1)
data = data + sock.recv(1024) data = data + sock.recv(1024)
if data: if data:
bootlog += data bootlog += data