Message ID | 20241031035319.731906-15-alistair.francis@wdc.com (mailing list archive) |
---|---|
State | New |
Headers | show
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[2403:580b:97e8:0:82ce:f179:8a79:69f4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21105707064sm3022795ad.70.2024.10.30.20.54.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Oct 2024 20:54:08 -0700 (PDT) From: Alistair Francis <alistair23@gmail.com> X-Google-Original-From: Alistair Francis <alistair.francis@wdc.com> To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Alistair Francis <alistair.francis@wdc.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Thomas Huth <thuth@redhat.com>, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org> Subject: [PULL 14/50] hw/char: riscv_htif: Use blocking qemu_chr_fe_write_all Date: Thu, 31 Oct 2024 13:52:42 +1000 Message-ID: <20241031035319.731906-15-alistair.francis@wdc.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241031035319.731906-1-alistair.francis@wdc.com> References: <20241031035319.731906-1-alistair.francis@wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=alistair23@gmail.com; helo=mail-pl1-x632.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org |
Series |
[PULL,01/50] target/riscv/csr.c: Fix an access to VXSAT
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expand
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diff --git a/hw/char/riscv_htif.c b/hw/char/riscv_htif.c index 54fd55c3e6..0345088e8b 100644 --- a/hw/char/riscv_htif.c +++ b/hw/char/riscv_htif.c @@ -217,7 +217,11 @@ static void htif_handle_tohost_write(HTIFState *s, uint64_t val_written) tswap64(syscall[3]) == HTIF_CONSOLE_CMD_PUTC) { uint8_t ch; cpu_physical_memory_read(tswap64(syscall[2]), &ch, 1); - qemu_chr_fe_write(&s->chr, &ch, 1); + /* + * XXX this blocks entire thread. Rewrite to use + * qemu_chr_fe_write and background I/O callbacks + */ + qemu_chr_fe_write_all(&s->chr, &ch, 1); resp = 0x100 | (uint8_t)payload; } else { qemu_log_mask(LOG_UNIMP, @@ -236,7 +240,11 @@ static void htif_handle_tohost_write(HTIFState *s, uint64_t val_written) return; } else if (cmd == HTIF_CONSOLE_CMD_PUTC) { uint8_t ch = (uint8_t)payload; - qemu_chr_fe_write(&s->chr, &ch, 1); + /* + * XXX this blocks entire thread. Rewrite to use + * qemu_chr_fe_write and background I/O callbacks + */ + qemu_chr_fe_write_all(&s->chr, &ch, 1); resp = 0x100 | (uint8_t)payload; } else { qemu_log("HTIF device %d: unknown command\n", device);