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construct: Support IORING_SETUP_SINGLE_ISSUER (Linux 6.0)

This commit is contained in:
Jason Volk 2023-03-19 20:02:17 -07:00
parent 13f3d1ebc6
commit 63c70ecdfc
1 changed files with 14 additions and 1 deletions
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15
construct/construct.cc
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@ -50,6 +50,7 @@ const char *diagnostic;
bool nobanner;
bool silentmode;
bool noiouct;
bool noioust;
lgetopt opts[]
{
@ -87,6 +88,7 @@ lgetopt opts[]
{ "nobanner", &nobanner, lgetopt::BOOL, "Terminal log enabled only in runlevel RUN" },
{ "silent", &silentmode, lgetopt::BOOL, "Like quiet mode without console output either" },
{ "noiouct", &noiouct, lgetopt::BOOL, "Disable experimental IORING_SETUP_COOP_TASKRUN" },
{ "noioust", &noioust, lgetopt::BOOL, "Disable experimental IORING_SETUP_SINGLE_ISSUER" },
{ nullptr, nullptr, lgetopt::STRING, nullptr },
};
@ -683,17 +685,28 @@ __wrap_io_uring_queue_init(unsigned entries,
{
namespace info = ircd::info;
#if defined(IORING_SETUP_COOP_TASKRUN)
const bool have_coop_taskrun
{
info::kernel_version[0] > 5 ||
(info::kernel_version[0] >= 5 && info::kernel_version[1] >= 19)
};
#if defined(IORING_SETUP_COOP_TASKRUN)
if(have_coop_taskrun && !noiouct)
flags |= IORING_SETUP_COOP_TASKRUN;
#endif
#if defined(IORING_SETUP_SINGLE_ISSUER)
const bool have_single_issuer
{
info::kernel_version[0] > 6 ||
(info::kernel_version[0] >= 6 && info::kernel_version[1] >= 0)
};
if(have_single_issuer && !noioust)
flags |= IORING_SETUP_SINGLE_ISSUER;
#endif
struct io_uring_params params
{
.flags = flags,