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WSlA: Adjust default CONTAINER_PORT_RANGE to avoid dmesg warning around port range parity #13974

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Merged
benhillis merged 5 commits into from
Jan 5, 2026
+5 −2
Merged

WSlA: Adjust default CONTAINER_PORT_RANGE to avoid dmesg warning around port range parity #13974

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17bec56
WSlA: Adjust default CONTAINER_PORT_RANGE to avoid dmesg warning arou…
Dec 23, 2025
51d9760
Fix ephemeral port range parity to eliminate kernel warning (#13976)
Copilot Dec 24, 2025
73bda50
Merge branch 'feature/wsl-for-apps' into user/benhill/wsla_port_range…
benhillis Jan 5, 2026
e5aa9ca
Delete _codeql_detected_source_root
benhillis Jan 5, 2026
48c74aa
add static assert
Jan 5, 2026
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5 changes: 4 additions & 1 deletion src/shared/inc/lxinitshared.h
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Expand Up @@ -287,8 +287,11 @@ Module Name:
// Definitions used by WSLA
//

constexpr auto c_ephemeralPortRange = std::pair<uint16_t, uint16_t>(10000, 20000);
constexpr auto c_ephemeralPortRange = std::pair<uint16_t, uint16_t>(10000, 20001);

static_assert((c_ephemeralPortRange.first & 1) ^ (c_ephemeralPortRange.second & 1), "port range must have different parities");

//
// The types of messages that can be sent to init and mini init.
//

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2 changes: 1 addition & 1 deletion src/windows/wslaservice/exe/WSLAVirtualMachine.cpp
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Expand Up @@ -32,7 +32,7 @@ constexpr auto MAX_CRASH_DUMPS = 10;
constexpr auto SAVED_STATE_FILE_EXTENSION = L".vmrs";
constexpr auto SAVED_STATE_FILE_PREFIX = L"saved-state-";
constexpr auto RECEIVE_TIMEOUT = 30 * 1000;
constexpr auto CONTAINER_PORT_RANGE = std::pair<uint16_t, uint16_t>(20001, 65535);
constexpr auto CONTAINER_PORT_RANGE = std::pair<uint16_t, uint16_t>(20002, 65535);

static_assert(c_ephemeralPortRange.second < CONTAINER_PORT_RANGE.first);

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