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volume: use actual fh instead of rootfh for volume queries

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Signed-off-by: Casey Bodley <cbodley@citi.umich.edu>
This commit is contained in:
Casey Bodley 2011-02-24 17:39:42 -08:00 • committed by unknown
parent db5983734d
commit e3c67c0bfa
3 changed files with 16 additions and 5 deletions
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1
daemon/upcall.h
View file

@ -145,6 +145,7 @@ typedef struct __symlink_upcall_args {
typedef struct __volume_upcall_args {
nfs41_root *root;
nfs41_open_state *state;
FS_INFORMATION_CLASS query;
int len;
union {

14
daemon/volume.c
View file

@ -49,6 +49,9 @@ static int parse_volume(unsigned char *buffer, uint32_t length, nfs41_upcall *up
status = safe_read(&buffer, &length, &args->root, sizeof(HANDLE));
if (status) goto out;
upcall_root_ref(upcall, args->root);
status = safe_read(&buffer, &length, &args->state, sizeof(HANDLE));
if (status) goto out;
upcall_open_state_ref(upcall, args->state);
status = safe_read(&buffer, &length, &args->query, sizeof(FS_INFORMATION_CLASS));
if (status) goto out;
@ -60,6 +63,7 @@ out:
static int get_volume_size_info(
IN nfs41_session *session,
IN nfs41_open_state *state,
IN const char *query,
OUT OPTIONAL PLONGLONG total_out,
OUT OPTIONAL PLONGLONG user_out,
@ -71,7 +75,7 @@ static int get_volume_size_info(
int status;
/* query the space_ attributes of the root filesystem */
status = nfs41_getattr(session, NULL, &attr_request, &info);
status = nfs41_getattr(session, &state->file, &attr_request, &info);
if (status) {
eprintf("nfs41_getattr() failed with %s\n",
nfs_error_string(status));
@ -101,7 +105,7 @@ static int handle_volume_attributes(
PFILE_FS_ATTRIBUTE_INFORMATION attr = &args->info.attribute;
int status = NO_ERROR;
status = nfs41_getattr(session, NULL, &attr_request, &info);
status = nfs41_getattr(session, &args->state->file, &attr_request, &info);
if (status) {
eprintf("nfs41_getattr() failed with %s\n",
nfs_error_string(status));
@ -145,7 +149,8 @@ static int handle_volume(nfs41_upcall *upcall)
args->info.size.SectorsPerAllocationUnit = SECTORS_PER_UNIT;
args->info.size.BytesPerSector = BYTES_PER_SECTOR;
status = get_volume_size_info(session, "FileFsSizeInformation",
status = get_volume_size_info(session, args->state,
"FileFsSizeInformation",
&args->info.size.TotalAllocationUnits.QuadPart,
&args->info.size.AvailableAllocationUnits.QuadPart,
NULL);
@ -156,7 +161,8 @@ static int handle_volume(nfs41_upcall *upcall)
args->info.fullsize.SectorsPerAllocationUnit = SECTORS_PER_UNIT;
args->info.fullsize.BytesPerSector = BYTES_PER_SECTOR;
status = get_volume_size_info(session, "FileFsFullSizeInformation",
status = get_volume_size_info(session, args->state,
"FileFsFullSizeInformation",
&args->info.fullsize.TotalAllocationUnits.QuadPart,
&args->info.fullsize.CallerAvailableAllocationUnits.QuadPart,
&args->info.fullsize.ActualAvailableAllocationUnits.QuadPart);

6
sys/nfs41_driver.c
View file

@ -210,6 +210,7 @@ typedef struct _updowncall_entry {
BOOLEAN set;
} Symlink;
struct {
HANDLE open_state;
HANDLE session;
FS_INFORMATION_CLASS query;
PVOID buf;
@ -1068,7 +1069,7 @@ NTSTATUS marshal_nfs41_volume(nfs41_updowncall_entry *entry,
goto out;
else
tmp += *len;
header_len = *len + sizeof(HANDLE) + sizeof(FS_INFORMATION_CLASS);
header_len = *len + 2 * sizeof(HANDLE) + sizeof(FS_INFORMATION_CLASS);
if (header_len > buf_len) {
status = STATUS_INSUFFICIENT_RESOURCES;
goto out;
@ -1076,6 +1077,8 @@ NTSTATUS marshal_nfs41_volume(nfs41_updowncall_entry *entry,
RtlCopyMemory(tmp, &entry->u.Volume.session, sizeof(HANDLE));
tmp += sizeof(HANDLE);
RtlCopyMemory(tmp, &entry->u.Volume.open_state, sizeof(HANDLE));
tmp += sizeof(HANDLE);
RtlCopyMemory(tmp, &entry->u.Volume.query, sizeof(FS_INFORMATION_CLASS));
*len = header_len;
@ -3381,6 +3384,7 @@ NTSTATUS nfs41_QueryVolumeInformation (
status = nfs41_UpcallCreate(NFS41_VOLUME_QUERY, &nfs41_fobx->sec_ctx, &entry);
if (status)
goto out;
entry->u.Volume.open_state = nfs41_fobx->nfs41_open_state;
entry->u.Volume.session = pVNetRootContext->session;
entry->u.Volume.query = InfoClass;
entry->u.Volume.buf = RxContext->Info.Buffer;