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[common] ivshmem: default to /dev/kvmfr0 if it's found
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This commit is contained in:
Geoffrey McRae 2024-09-05 14:01:28 +10:00
parent 6a0a635781
commit 4e8201da07
1 changed files with 10 additions and 1 deletions
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11
common/src/platform/linux/ivshmem.c
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@ -86,6 +86,15 @@ static StringList ivshmemDeviceGetValues(struct Option * option)
void ivshmemOptionsInit(void) void ivshmemOptionsInit(void)
{ {
char * shmFile;
struct stat st;
// if there is a kvmfr device, default to using it instead
if (stat("/dev/kvmfr0", &st) == 0)
shmFile = "/dev/kvmfr0";
else
shmFile = "/dev/shm/looking-glass";
struct Option options[] = struct Option options[] =
{ {
{ {
@ -94,7 +103,7 @@ void ivshmemOptionsInit(void)
.shortopt = 'f', .shortopt = 'f',
.description = "The path to the shared memory file, or the name of the kvmfr device to use, e.g. kvmfr0", .description = "The path to the shared memory file, or the name of the kvmfr device to use, e.g. kvmfr0",
.type = OPTION_TYPE_STRING, .type = OPTION_TYPE_STRING,
.value.x_string = "/dev/shm/looking-glass", .value.x_string = shmFile,
.validator = ivshmemDeviceValidator, .validator = ivshmemDeviceValidator,
.getValues = ivshmemDeviceGetValues .getValues = ivshmemDeviceGetValues
}, },