fs: also update comment, for locking

This commit is contained in:
Michael Scire 2022-03-26 15:29:38 -07:00
parent 07cd682460
commit 1bef1b58d4

View File

@ -139,11 +139,11 @@ namespace ams::fssystem {
constexpr size_t MinimumSizeToRequireLocking = 256_KB; constexpr size_t MinimumSizeToRequireLocking = 256_KB;
constexpr size_t MinimumWorkBufferSize = 16_KB; constexpr size_t MinimumWorkBufferSize = 16_KB;
/* If the request isn't too large, acquire a lock to prevent too many large requests in flight simultaneously. */ /* If the request is large enough, acquire a lock to prevent too many large requests in flight simultaneously. */
static constinit os::SdkMutex s_small_work_buffer_mutex; static constinit os::SdkMutex s_large_work_buffer_mutex;
util::optional<std::scoped_lock<os::SdkMutex>> lk = util::nullopt; util::optional<std::scoped_lock<os::SdkMutex>> lk = util::nullopt;
if (dst_size >= MinimumSizeToRequireLocking) { if (dst_size >= MinimumSizeToRequireLocking) {
lk.emplace(s_small_work_buffer_mutex); lk.emplace(s_large_work_buffer_mutex);
} }
/* Allocate a pooled buffer. */ /* Allocate a pooled buffer. */