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Revert "io_uring/sqpoll: do not allow pinning outside of cpuset"

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This reverts commit 33068eaaff.
This commit is contained in:
Ksawlii 2024-11-24 00:22:53 +01:00
parent 2da7fc1273
commit 0a13b31c06
1 changed files with 1 additions and 4 deletions
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5
io_uring/io_uring.c
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@ -56,7 +56,6 @@
#include <linux/mm.h> #include <linux/mm.h>
#include <linux/mman.h> #include <linux/mman.h>
#include <linux/percpu.h> #include <linux/percpu.h>
#include <linux/cpuset.h>
#include <linux/slab.h> #include <linux/slab.h>
#include <linux/blkdev.h> #include <linux/blkdev.h>
#include <linux/bvec.h> #include <linux/bvec.h>
@ -8775,12 +8774,10 @@ static int io_sq_offload_create(struct io_ring_ctx *ctx,
return 0; return 0;
if (p->flags & IORING_SETUP_SQ_AFF) { if (p->flags & IORING_SETUP_SQ_AFF) {
struct cpumask allowed_mask;
int cpu = p->sq_thread_cpu; int cpu = p->sq_thread_cpu;
ret = -EINVAL; ret = -EINVAL;
cpuset_cpus_allowed(current, &allowed_mask); if (cpu >= nr_cpu_ids || !cpu_online(cpu))
if (!cpumask_test_cpu(cpu, &allowed_mask))
goto err_sqpoll; goto err_sqpoll;
sqd->sq_cpu = cpu; sqd->sq_cpu = cpu;
} else { } else {