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Revert "x86: re-initialize RNG seed when selecting kernel" 

This reverts commit cc63374a5a.

Fixes: cc63374a5a ("x86: re-initialize RNG seed when selecting kernel")
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Nathan Chancellor <nathan@kernel.org>
Tested-by: Dov Murik <dovmurik@linux.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
(cherry picked from commit b4bfa0a31d)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Michael S. Tsirkin 2023-02-08 15:55:39 -05:00 committed by Michael Tokarev
parent 538c8180c3
commit 851de2751f
1 changed files with 1 additions and 4 deletions
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5
hw/i386/x86.c
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@ -1116,14 +1116,11 @@ void x86_load_linux(X86MachineState *x86ms,
setup_data->len = cpu_to_le32(RNG_SEED_LENGTH);
qemu_guest_getrandom_nofail(setup_data->data, RNG_SEED_LENGTH);
qemu_register_reset(reset_rng_seed, setup_data);
fw_cfg_add_bytes_callback(fw_cfg, FW_CFG_KERNEL_DATA, reset_rng_seed, NULL,
setup_data, kernel, kernel_size, true);
} else {
fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA, kernel, kernel_size);
}
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, prot_addr);
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA, kernel, kernel_size);
sev_load_ctx.kernel_data = (char *)kernel;
sev_load_ctx.kernel_size = kernel_size;