Commit 71ded61b authored by Dan Williams's avatar Dan Williams
Browse files

configfs-tsm: Namespace TSM report symbols 



In preparation for new + common TSM (TEE Security Manager)
infrastructure, namespace the TSM report symbols in tsm.h with an
_REPORT suffix to differentiate them from other incoming tsm work.

Cc: Yilun Xu <yilun.xu@intel.com>
Cc: Samuel Ortiz <sameo@rivosinc.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Cc: Steven Price <steven.price@arm.com>
Reviewed-by: default avatarAlexey Kardashevskiy <aik@amd.com>
Reviewed-by: default avatarSuzuki K Poulose <suzuki.poulose@arm.com>
Reviewed-by: default avatarKai Huang <kai.huang@intel.com>
Reviewed-by: default avatarKuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Reviewed-by: default avatarSteven Price <steven.price@arm.com>
Link: https://patch.msgid.link/174107246021.1288555.7203769833791489618.stgit@dwillia2-xfh.jf.intel.com


Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 8ffd015d

MAINTAINERS

+1 −1
Original line number Diff line number Diff line
@@ -24559,7 +24559,7 @@ TRUSTED SECURITY MODULE (TSM) ATTESTATION REPORTS 
M:	Dan Williams <dan.j.williams@intel.com>

L:	linux-coco@lists.linux.dev

S:	Maintained

F:	Documentation/ABI/testing/configfs-tsm

F:	Documentation/ABI/testing/configfs-tsm-report

F:	drivers/virt/coco/tsm.c

F:	include/linux/tsm.h

























drivers/virt/coco/arm-cca-guest/arm-cca-guest.c



+4
−4






























Original line number
Diff line number
Diff line







@@ -96,7 +96,7 @@ static int arm_cca_report_new(struct tsm_report *report, void *data)







	struct arm_cca_token_info info;









	void *buf;









	u8 *token __free(kvfree) = NULL;









	struct tsm_desc *desc = &report->desc;









	struct tsm_report_desc *desc = &report->desc;



















	if (desc->inblob_len < 32 || desc->inblob_len > 64)









		return -EINVAL;








@@ -181,7 +181,7 @@ static int arm_cca_report_new(struct tsm_report *report, void *data)







	return ret;









}



















static const struct tsm_ops arm_cca_tsm_ops = {









static const struct tsm_report_ops arm_cca_tsm_ops = {









	.name = KBUILD_MODNAME,









	.report_new = arm_cca_report_new,









};








@@ -202,7 +202,7 @@ static int __init arm_cca_guest_init(void)







	if (!is_realm_world())









		return -ENODEV;



















	ret = tsm_register(&arm_cca_tsm_ops, NULL);









	ret = tsm_report_register(&arm_cca_tsm_ops, NULL);









	if (ret < 0)









		pr_err("Error %d registering with TSM\n", ret);


















@@ -216,7 +216,7 @@ module_init(arm_cca_guest_init);







 */









static void __exit arm_cca_guest_exit(void)









{









	tsm_unregister(&arm_cca_tsm_ops);









	tsm_report_unregister(&arm_cca_tsm_ops);









}









module_exit(arm_cca_guest_exit);










































drivers/virt/coco/sev-guest/sev-guest.c



+6
−6






























Original line number
Diff line number
Diff line







@@ -346,7 +346,7 @@ struct snp_msg_cert_entry {







static int sev_svsm_report_new(struct tsm_report *report, void *data)









{









	unsigned int rep_len, man_len, certs_len;









	struct tsm_desc *desc = &report->desc;









	struct tsm_report_desc *desc = &report->desc;









	struct svsm_attest_call ac = {};









	unsigned int retry_count;









	void *rep, *man, *certs;








@@ -481,7 +481,7 @@ static int sev_svsm_report_new(struct tsm_report *report, void *data)







static int sev_report_new(struct tsm_report *report, void *data)









{









	struct snp_msg_cert_entry *cert_table;









	struct tsm_desc *desc = &report->desc;









	struct tsm_report_desc *desc = &report->desc;









	struct snp_guest_dev *snp_dev = data;









	struct snp_msg_report_resp_hdr hdr;









	const u32 report_size = SZ_4K;








@@ -610,7 +610,7 @@ static bool sev_report_bin_attr_visible(int n)







	return false;









}



















static struct tsm_ops sev_tsm_ops = {









static struct tsm_report_ops sev_tsm_report_ops = {









	.name = KBUILD_MODNAME,









	.report_new = sev_report_new,









	.report_attr_visible = sev_report_attr_visible,








@@ -619,7 +619,7 @@ static struct tsm_ops sev_tsm_ops = {

















static void unregister_sev_tsm(void *data)









{









	tsm_unregister(&sev_tsm_ops);









	tsm_report_unregister(&sev_tsm_report_ops);









}



















static int __init sev_guest_probe(struct platform_device *pdev)








@@ -656,9 +656,9 @@ static int __init sev_guest_probe(struct platform_device *pdev)







	misc->fops = &snp_guest_fops;



















	/* Set the privlevel_floor attribute based on the vmpck_id */









	sev_tsm_ops.privlevel_floor = mdesc->vmpck_id;









	sev_tsm_report_ops.privlevel_floor = mdesc->vmpck_id;



















	ret = tsm_register(&sev_tsm_ops, snp_dev);









	ret = tsm_report_register(&sev_tsm_report_ops, snp_dev);









	if (ret)









		goto e_msg_init;










































drivers/virt/coco/tdx-guest/tdx-guest.c



+4
−4






























Original line number
Diff line number
Diff line







@@ -161,7 +161,7 @@ static int tdx_report_new(struct tsm_report *report, void *data)







{









	u8 *buf, *reportdata = NULL, *tdreport = NULL;









	struct tdx_quote_buf *quote_buf = quote_data;









	struct tsm_desc *desc = &report->desc;









	struct tsm_report_desc *desc = &report->desc;









	int ret;









	u64 err;


















@@ -297,7 +297,7 @@ static const struct x86_cpu_id tdx_guest_ids[] = {







};









MODULE_DEVICE_TABLE(x86cpu, tdx_guest_ids);



















static const struct tsm_ops tdx_tsm_ops = {









static const struct tsm_report_ops tdx_tsm_ops = {









	.name = KBUILD_MODNAME,









	.report_new = tdx_report_new,









	.report_attr_visible = tdx_report_attr_visible,








@@ -322,7 +322,7 @@ static int __init tdx_guest_init(void)







		goto free_misc;









	}



















	ret = tsm_register(&tdx_tsm_ops, NULL);









	ret = tsm_report_register(&tdx_tsm_ops, NULL);









	if (ret)









		goto free_quote;


















@@ -339,7 +339,7 @@ module_init(tdx_guest_init);

















static void __exit tdx_guest_exit(void)









{









	tsm_unregister(&tdx_tsm_ops);









	tsm_report_unregister(&tdx_tsm_ops);









	free_quote_buf(quote_data);









	misc_deregister(&tdx_misc_dev);









}