2020-08-28 04:53:35 +00:00
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From ecfc93f81c64db7dd6a1afc3ca455826dc3da90c Mon Sep 17 00:00:00 2001
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Message-Id: <ecfc93f81c64db7dd6a1afc3ca455826dc3da90c.1596234184.git.zanussi@kernel.org>
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In-Reply-To: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
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References: <378ee68279f6a7631221f2670a9298620148690d.1596234183.git.zanussi@kernel.org>
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2019-11-25 00:04:39 +00:00
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From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
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Date: Fri, 20 Sep 2019 17:50:53 -0400
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2020-07-15 20:05:29 +00:00
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Subject: [PATCH 279/329] revert-aio
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2020-08-28 04:53:35 +00:00
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.135-rt60.tar.xz
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2019-11-25 00:04:39 +00:00
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revert: fs/aio: simple simple work
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Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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---
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fs/aio.c | 15 ++-------------
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1 file changed, 2 insertions(+), 13 deletions(-)
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diff --git a/fs/aio.c b/fs/aio.c
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2020-07-15 20:05:29 +00:00
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index ac3430d5b0da..413ec289bfa1 100644
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2019-11-25 00:04:39 +00:00
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--- a/fs/aio.c
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+++ b/fs/aio.c
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@@ -42,7 +42,6 @@
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#include <linux/ramfs.h>
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#include <linux/percpu-refcount.h>
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#include <linux/mount.h>
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-#include <linux/swork.h>
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#include <asm/kmap_types.h>
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#include <linux/uaccess.h>
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@@ -122,7 +121,6 @@ struct kioctx {
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long nr_pages;
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struct rcu_work free_rwork; /* see free_ioctx() */
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- struct swork_event free_swork; /* see free_ioctx() */
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/*
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* signals when all in-flight requests are done
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2020-07-15 20:05:29 +00:00
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@@ -268,7 +266,6 @@ static int __init aio_setup(void)
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2019-11-25 00:04:39 +00:00
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.mount = aio_mount,
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.kill_sb = kill_anon_super,
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};
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- BUG_ON(swork_get());
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aio_mnt = kern_mount(&aio_fs);
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if (IS_ERR(aio_mnt))
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panic("Failed to create aio fs mount.");
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2020-07-15 20:05:29 +00:00
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@@ -610,9 +607,9 @@ static void free_ioctx_reqs(struct percpu_ref *ref)
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2019-11-25 00:04:39 +00:00
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* and ctx->users has dropped to 0, so we know no more kiocbs can be submitted -
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* now it's safe to cancel any that need to be.
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*/
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-static void free_ioctx_users_work(struct swork_event *sev)
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+static void free_ioctx_users(struct percpu_ref *ref)
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{
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- struct kioctx *ctx = container_of(sev, struct kioctx, free_swork);
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+ struct kioctx *ctx = container_of(ref, struct kioctx, users);
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struct aio_kiocb *req;
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spin_lock_irq(&ctx->ctx_lock);
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2020-07-15 20:05:29 +00:00
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@@ -630,14 +627,6 @@ static void free_ioctx_users_work(struct swork_event *sev)
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2019-11-25 00:04:39 +00:00
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percpu_ref_put(&ctx->reqs);
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}
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-static void free_ioctx_users(struct percpu_ref *ref)
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-{
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- struct kioctx *ctx = container_of(ref, struct kioctx, users);
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-
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- INIT_SWORK(&ctx->free_swork, free_ioctx_users_work);
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- swork_queue(&ctx->free_swork);
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-}
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-
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static int ioctx_add_table(struct kioctx *ctx, struct mm_struct *mm)
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{
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unsigned i, new_nr;
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2020-01-03 23:36:11 +00:00
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--
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2020-06-22 13:14:16 +00:00
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2.17.1
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2020-01-03 23:36:11 +00:00
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