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[Qemu-devel] Re: [PATCH] [RESEND] Make char muxer more robust wrt small

From: Alexander Graf
Subject: [Qemu-devel] Re: [PATCH] [RESEND] Make char muxer more robust wrt small FIFOs
Date: Wed, 5 May 2010 14:46:41 +0200

Am 05.05.2010 um 10:08 schrieb Jan Kiszka <address@hidden>:

Jan Kiszka wrote:
Alex, does this help as well?

diff --git a/qemu-char.c b/qemu-char.c
index ac65a1c..2b115a4 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -404,6 +404,8 @@ static int mux_chr_can_read(void *opaque)
    MuxDriver *d = chr->opaque;
    int m = d->focus;

+    mux_chr_accept_input(opaque);
    if ((d->prod[m] - d->cons[m]) < MUX_BUFFER_SIZE)
        return 1;
    if (d->chr_can_read[m])
@@ -418,8 +420,6 @@ static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
    int m = d->focus;
    int i;

-    mux_chr_accept_input (opaque);
    for(i = 0; i < size; i++)
        if (mux_proc_byte(chr, d, buf[i])) {
            if (d->prod[m] == d->cons[m] &&

I'm trying to reproduce in parallel.

Works for me. Will post as proper patch later.

I'll try it out next week, after my vacation is over :)


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