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symlink: optimization for symlinks in cygwin

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when cygwin attempts to open a file for DELETE access, assume that it means to open the link itself.  this avoids making the first open upcall to set up the reparse, only to see RxPrepareToReparseSymbolicLink() return ReparseRequired=FALSE

Signed-off-by: Casey Bodley <cbodley@citi.umich.edu>
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Casey Bodley 2012-05-14 12:03:15 -04:00 • committed by Olga Kornievskaia
parent f841d14eac
commit 43af1e00b7
1 changed files with 2 additions and 0 deletions
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sys/nfs41_driver.c
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@ -3650,6 +3650,8 @@ NTSTATUS nfs41_Create(
/* treat the NfsActOnLink ea as FILE_OPEN_REPARSE_POINT */ /* treat the NfsActOnLink ea as FILE_OPEN_REPARSE_POINT */
if (ea && AnsiStrEq(&NfsActOnLink, ea->EaName, ea->EaNameLength)) if (ea && AnsiStrEq(&NfsActOnLink, ea->EaName, ea->EaNameLength))
entry->u.Open.copts |= FILE_OPEN_REPARSE_POINT; entry->u.Open.copts |= FILE_OPEN_REPARSE_POINT;
if (entry->u.Open.access_mask & DELETE)
entry->u.Open.copts |= FILE_OPEN_REPARSE_POINT;
entry->u.Open.srv_open = SrvOpen; entry->u.Open.srv_open = SrvOpen;
if (isDataAccess(params->DesiredAccess) || isOpen2Create(params->Disposition)) if (isDataAccess(params->DesiredAccess) || isOpen2Create(params->Disposition))
entry->u.Open.open_owner_id = InterlockedIncrement(&open_owner_id); entry->u.Open.open_owner_id = InterlockedIncrement(&open_owner_id);