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authorXiubo Li <xiubli@redhat.com>2024-02-22 04:22:43 +0300
committerIlya Dryomov <idryomov@gmail.com>2024-03-19 16:35:55 +0300
commit825b82f6b82aa38dbb771d24e135152012500e51 (patch)
tree0e8cc011cb756cf30aa6a5eeda0ce11d14e961a7 /fs/ceph
parent1065da21e5df9d843d2c5165d5d576be000142a6 (diff)
downloadlinux-825b82f6b82aa38dbb771d24e135152012500e51.tar.xz
ceph: set correct cap mask for getattr request for read
In case of hitting the file EOF, ceph_read_iter() needs to retrieve the file size from MDS, and Fr caps aren't neccessary. [ idryomov: fold into existing retry_op == READ_INLINE branch ] Reported-by: Frank Hsiao <frankhsiao@qnap.com> Signed-off-by: Xiubo Li <xiubli@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@gmail.com> Tested-by: Frank Hsiao <frankhsiao@qnap.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/file.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 3d1cd079dbf1..16873d07692f 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -2129,14 +2129,16 @@ again:
int statret;
struct page *page = NULL;
loff_t i_size;
+ int mask = CEPH_STAT_CAP_SIZE;
if (retry_op == READ_INLINE) {
page = __page_cache_alloc(GFP_KERNEL);
if (!page)
return -ENOMEM;
+
+ mask = CEPH_STAT_CAP_INLINE_DATA;
}
- statret = __ceph_do_getattr(inode, page,
- CEPH_STAT_CAP_INLINE_DATA, !!page);
+ statret = __ceph_do_getattr(inode, page, mask, !!page);
if (statret < 0) {
if (page)
__free_page(page);
@@ -2177,7 +2179,7 @@ again:
/* hit EOF or hole? */
if (retry_op == CHECK_EOF && iocb->ki_pos < i_size &&
ret < len) {
- doutc(cl, "hit hole, ppos %lld < size %lld, reading more\n",
+ doutc(cl, "may hit hole, ppos %lld < size %lld, reading more\n",
iocb->ki_pos, i_size);
read += ret;