From: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>
To: qemu-devel@nongnu.org
Cc: edgar.iglesias@gmail.com, sstabellini@kernel.org,
jgross@suse.com, "Edgar E. Iglesias" <edgar.iglesias@amd.com>,
Anthony Perard <anthony.perard@citrix.com>,
Paul Durrant <paul@xen.org>,
xen-devel@lists.xenproject.org
Subject: [PATCH v4 09/17] xen: mapcache: Break out xen_invalidate_map_cache_single()
Date: Tue, 30 Apr 2024 18:49:31 +0200 [thread overview]
Message-ID: <20240430164939.925307-10-edgar.iglesias@gmail.com> (raw)
In-Reply-To: <20240430164939.925307-1-edgar.iglesias@gmail.com>
From: "Edgar E. Iglesias" <edgar.iglesias@amd.com>
Break out xen_invalidate_map_cache_single().
No functional changes.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
---
hw/xen/xen-mapcache.c | 25 +++++++++++++++----------
1 file changed, 15 insertions(+), 10 deletions(-)
diff --git a/hw/xen/xen-mapcache.c b/hw/xen/xen-mapcache.c
index 34454da2f6..dd08cd296b 100644
--- a/hw/xen/xen-mapcache.c
+++ b/hw/xen/xen-mapcache.c
@@ -512,17 +512,14 @@ void coroutine_mixed_fn xen_invalidate_map_cache_entry(uint8_t *buffer)
}
}
-void xen_invalidate_map_cache(void)
+static void xen_invalidate_map_cache_single(MapCache *mc)
{
unsigned long i;
MapCacheRev *reventry;
- /* Flush pending AIO before destroying the mapcache */
- bdrv_drain_all();
-
- mapcache_lock(mapcache);
+ mapcache_lock(mc);
- QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) {
+ QTAILQ_FOREACH(reventry, &mc->locked_entries, next) {
if (!reventry->dma) {
continue;
}
@@ -530,8 +527,8 @@ void xen_invalidate_map_cache(void)
reventry->vaddr_req);
}
- for (i = 0; i < mapcache->nr_buckets; i++) {
- MapCacheEntry *entry = &mapcache->entry[i];
+ for (i = 0; i < mc->nr_buckets; i++) {
+ MapCacheEntry *entry = &mc->entry[i];
if (entry->vaddr_base == NULL) {
continue;
@@ -552,9 +549,17 @@ void xen_invalidate_map_cache(void)
entry->valid_mapping = NULL;
}
- mapcache->last_entry = NULL;
+ mc->last_entry = NULL;
- mapcache_unlock(mapcache);
+ mapcache_unlock(mc);
+}
+
+void xen_invalidate_map_cache(void)
+{
+ /* Flush pending AIO before destroying the mapcache */
+ bdrv_drain_all();
+
+ xen_invalidate_map_cache_single(mapcache);
}
static uint8_t *xen_replace_cache_entry_unlocked(MapCache *mc,
--
2.40.1
next prev parent reply other threads:[~2024-04-30 16:51 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-30 16:49 [PATCH v4 00/17] xen: Support grant mappings Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 01/17] softmmu: let qemu_map_ram_ptr() use qemu_ram_ptr_length() Edgar E. Iglesias
2024-05-01 15:56 ` David Hildenbrand
2024-05-01 16:48 ` Peter Xu
2024-04-30 16:49 ` [PATCH v4 02/17] xen: let xen_ram_addr_from_mapcache() return -1 in case of not found entry Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 03/17] xen: mapcache: Refactor lock functions for multi-instance Edgar E. Iglesias
2024-05-01 20:39 ` Stefano Stabellini
2024-05-06 9:52 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 04/17] xen: mapcache: Refactor xen_map_cache " Edgar E. Iglesias
2024-05-01 20:40 ` Stefano Stabellini
2024-05-06 9:53 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 05/17] xen: mapcache: Refactor xen_remap_bucket " Edgar E. Iglesias
2024-05-01 20:42 ` Stefano Stabellini
2024-05-06 9:54 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 06/17] xen: mapcache: Break out xen_ram_addr_from_mapcache_single Edgar E. Iglesias
2024-05-01 20:43 ` Stefano Stabellini
2024-05-06 10:22 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 07/17] xen: mapcache: Refactor xen_replace_cache_entry_unlocked Edgar E. Iglesias
2024-05-01 20:46 ` Stefano Stabellini
2024-05-02 6:32 ` Edgar E. Iglesias
2024-05-06 10:21 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 08/17] xen: mapcache: Refactor xen_invalidate_map_cache_entry_unlocked Edgar E. Iglesias
2024-05-01 20:47 ` Stefano Stabellini
2024-05-06 9:55 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` Edgar E. Iglesias [this message]
2024-05-01 20:48 ` [PATCH v4 09/17] xen: mapcache: Break out xen_invalidate_map_cache_single() Stefano Stabellini
2024-05-06 10:21 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 10/17] xen: mapcache: Break out xen_map_cache_init_single() Edgar E. Iglesias
2024-05-01 20:51 ` Stefano Stabellini
2024-04-30 16:49 ` [PATCH v4 11/17] xen: mapcache: Make MCACHE_BUCKET_SHIFT runtime configurable Edgar E. Iglesias
2024-05-01 20:55 ` Stefano Stabellini
2024-04-30 16:49 ` [PATCH v4 12/17] xen: mapcache: Unmap first entries in buckets Edgar E. Iglesias
2024-05-01 21:01 ` Stefano Stabellini
2024-05-02 7:34 ` Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 13/17] softmmu: Pass RAM MemoryRegion and is_write xen_map_cache() Edgar E. Iglesias
2024-05-01 16:48 ` Peter Xu
2024-05-01 21:03 ` Stefano Stabellini
2024-05-02 7:24 ` David Hildenbrand
2024-05-02 7:31 ` Edgar E. Iglesias
2024-05-06 9:56 ` Philippe Mathieu-Daudé
2024-04-30 16:49 ` [PATCH v4 14/17] xen: Add xen_mr_is_memory() Edgar E. Iglesias
2024-05-01 21:06 ` Stefano Stabellini
2024-05-02 7:26 ` David Hildenbrand
2024-05-06 9:59 ` Philippe Mathieu-Daudé
2024-05-06 13:26 ` Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 15/17] xen: mapcache: Remove assumption of RAMBlock with 0 offset Edgar E. Iglesias
2024-05-01 21:24 ` Stefano Stabellini
2024-05-02 7:22 ` Edgar E. Iglesias
2024-05-02 18:53 ` Stefano Stabellini
2024-05-02 19:42 ` Edgar E. Iglesias
2024-05-02 20:02 ` Stefano Stabellini
2024-05-07 17:18 ` Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 16/17] xen: mapcache: Add support for grant mappings Edgar E. Iglesias
2024-05-02 19:18 ` Stefano Stabellini
2024-05-02 19:49 ` Edgar E. Iglesias
2024-04-30 16:49 ` [PATCH v4 17/17] hw/arm: xen: Enable use of " Edgar E. Iglesias
2024-05-01 22:11 ` Stefano Stabellini
2024-05-06 10:36 ` [PATCH v4 00/17] xen: Support " Philippe Mathieu-Daudé
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240430164939.925307-10-edgar.iglesias@gmail.com \
--to=edgar.iglesias@gmail.com \
--cc=anthony.perard@citrix.com \
--cc=edgar.iglesias@amd.com \
--cc=jgross@suse.com \
--cc=paul@xen.org \
--cc=qemu-devel@nongnu.org \
--cc=sstabellini@kernel.org \
--cc=xen-devel@lists.xenproject.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).