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wasm: support larger overlay-backed guests #50

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wasm: support larger overlay-backed guests #50

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25 changes: 8 additions & 17 deletions arch/wasm/configs/defconfig
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_POSIX_MQUEUE=y
CONFIG_NO_HZ_IDLE=y
CONFIG_HIGH_RES_TIMERS=y
# CONFIG_CPU_ISOLATION is not set
Expand All @@ -11,28 +12,17 @@ CONFIG_BLK_DEV_INITRD=y
# CONFIG_RD_ZSTD is not set
# CONFIG_INITRAMFS_PRESERVE_MTIME is not set
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
# CONFIG_SYSFS_SYSCALL is not set
CONFIG_EXPERT=y
# CONFIG_FHANDLE is not set
CONFIG_POSIX_TIMERS=y
CONFIG_PANIC_TIMEOUT=-1
CONFIG_POSIX_MQUEUE=y
# CONFIG_BASE_FULL is not set
CONFIG_EPOLL=y
# CONFIG_SIGNALFD is not set
# CONFIG_TIMERFD is not set
CONFIG_EVENTFD=y
# CONFIG_AIO is not set
# CONFIG_IO_URING is not set
# CONFIG_ADVISE_SYSCALLS is not set
# CONFIG_MEMBARRIER is not set
# CONFIG_KALLSYMS is not set
CONFIG_KCMP=y
CONFIG_EMBEDDED=y
CONFIG_EXPERT=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_VIRTIO_WASM=y
# CONFIG_COREDUMP is not set
CONFIG_SLOB=y
# CONFIG_COMPAT_BRK is not set
# CONFIG_VM_EVENT_COUNTERS is not set
CONFIG_NET=y
Expand All @@ -52,12 +42,7 @@ CONFIG_NETDEVICES=y
CONFIG_VIRTIO_NET=y
CONFIG_VIRTIO_CONSOLE=y
CONFIG_HW_RANDOM_VIRTIO=y
CONFIG_FUSE_FS=y
CONFIG_VIRTIO_FS=y
# CONFIG_FUSE_PASSTHROUGH is not set
# CONFIG_DEVMEM is not set
# CONFIG_RANDOM_TRUST_CPU is not set
# CONFIG_RANDOM_TRUST_BOOTLOADER is not set
# CONFIG_HWMON is not set
# CONFIG_USB_SUPPORT is not set
# CONFIG_VIRTIO_MENU is not set
Expand All @@ -66,7 +51,13 @@ CONFIG_EXT2_FS=y
CONFIG_EXT4_FS=y
# CONFIG_DNOTIFY is not set
# CONFIG_INOTIFY_USER is not set
CONFIG_FUSE_FS=y
CONFIG_VIRTIO_FS=y
# CONFIG_FUSE_PASSTHROUGH is not set
CONFIG_OVERLAY_FS=y
CONFIG_SQUASHFS=y
# CONFIG_DEBUG_MISC is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_PANIC_TIMEOUT=-1
# CONFIG_RCU_TRACE is not set
# CONFIG_RUNTIME_TESTING_MENU is not set
2 changes: 1 addition & 1 deletion arch/wasm/kernel/setup.c
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ static void do_start_kernel(void *unused)

__attribute__((export_name("boot"))) void __init _start(void)
{
static char devicetree[2048];
static char devicetree[4096];
static char initramfs[512];
int node;

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