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When file unlinked check open_files map

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Inadvertantly removed. Didn't realize that the kernel would not always
send file handle when unlinked.
This commit is contained in:
Antonio SJ Musumeci 2026-04-28 09:07:27 -05:00 • committed by trapexit
parent 7616d8b1ac
commit 9308a3729c
16 changed files with 140 additions and 36 deletions
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10
src/fuse_fallocate.cpp
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@ -41,6 +41,13 @@ _fallocate(const int fd_,
return rv;
}
// In cases where the node was opened but unlinked there will be no
// path and no guarentee of a `fh`. It could always do the lookup but
// why bother if the kernel has provided it to us? The reason the
// function doesn't need to run within the visit lambda is because
// since the request is outstanding the kernel won't be releasing the
// node and therefore the entry will be valid over the lifetime of
// this function.
int
FUSE::fallocate(const fuse_req_ctx_t *ctx_,
cu64 fh_,
@ -48,8 +55,9 @@ FUSE::fallocate(const fuse_req_ctx_t *ctx_,
off_t offset_,
off_t len_)
{
FileInfo *fi = FileInfo::from_fh(fh_);
FileInfo *fi;
fi = state.get_fi(ctx_,fh_);
if(not fi)
return -EBADF;